Tutors Answer Your Questions about Linear-equations (FREE)
Question 1174386: A company makes pens. They sell each pen for $10.
Their revenue is represented by R = 10 x.
The cost to make the pens is $3 each with a one-time start-up cost of $4500.
Their cost is represented by C = 3 x + 4500.
a) Find the profit, P, (P = R - C) when the company sells 1000 pens.
-1500
14500
10000
-10000
2500
Find the number of pens they need to sell to break even (when R = C).
450
1500
1125
643
Click here to see answer by greenestamps(13200)  |
Question 1174385: A town's population has been growing linearly. In 2003 the population was 68,000. The population has been growing by 2200 people each year.
Write an equation for the population, P, x years after 2003.
Use the formula to find the population in 2009:
Click here to see answer by josgarithmetic(39617) |
Question 1174385: A town's population has been growing linearly. In 2003 the population was 68,000. The population has been growing by 2200 people each year.
Write an equation for the population, P, x years after 2003.
Use the formula to find the population in 2009:
Click here to see answer by MathTherapy(10552)  |
Question 1174485: A city's population in the year x = 1974 was y = 1,104,100. In 1979 the population was 1,104,850.
Compute the slope of the population growth (or decline) and choose the most accurate statement from the following:
The population is increasing at a rate of 50 people per year.
The population is decreasing at a rate of 350 people per year.
The population is decreasing at a rate of 150 people per year.
The population is increasing at a rate of 150 people per year.
The population is decreasing at a rate of 50 people per year.
The population is increasing at a rate of 350 people per year.
Click here to see answer by ikleyn(52781)  |
Question 1174485: A city's population in the year x = 1974 was y = 1,104,100. In 1979 the population was 1,104,850.
Compute the slope of the population growth (or decline) and choose the most accurate statement from the following:
The population is increasing at a rate of 50 people per year.
The population is decreasing at a rate of 350 people per year.
The population is decreasing at a rate of 150 people per year.
The population is increasing at a rate of 150 people per year.
The population is decreasing at a rate of 50 people per year.
The population is increasing at a rate of 350 people per year.
Click here to see answer by ewatrrr(24785)  |
Question 1174485: A city's population in the year x = 1974 was y = 1,104,100. In 1979 the population was 1,104,850.
Compute the slope of the population growth (or decline) and choose the most accurate statement from the following:
The population is increasing at a rate of 50 people per year.
The population is decreasing at a rate of 350 people per year.
The population is decreasing at a rate of 150 people per year.
The population is increasing at a rate of 150 people per year.
The population is decreasing at a rate of 50 people per year.
The population is increasing at a rate of 350 people per year.
Click here to see answer by josgarithmetic(39617) |
Question 1174484: A company discovers that to produce x = 930 new electronic parts, it will cost y = $94160. To produce 820 new electronic parts, it will cost $84040.
Compute the slope of the costs and choose the most accurate statement from the following:
Costs are increasing at a rate of $89 per item.
Costs are decreasing at a rate of $92 per item.
Costs are increasing at a rate of $97 per item.
Costs are decreasing at a rate of $89 per item.
Costs are decreasing at a rate of $97 per item.
Costs are increasing at a rate of $92 per item.
Click here to see answer by ikleyn(52781)  |
Question 1174483: Superman needs to save Lois from the clutches of Lex Luthor. After flying for 12 seconds, he is 1428 meters from her. Then at 14 seconds, he is 1316 meters from her.
What is Superman's average rate? meters per second
How far does Superman fly every 9 seconds? meters
How close to Lois is Superman after 23 seconds? meters
Click here to see answer by ikleyn(52781)  |
Question 1174597: Peter found 5 empty plastic bottles outside their house on Sunday.
Each day after that, he found 4 empty plastic bottles.
1. Create a table of values and graph the function.
2.Write a linear function that expresses the number of empty plastic bottles and the
number of days.
3. How many empty plastic bottles he had on Friday?
Click here to see answer by josgarithmetic(39617) |
Question 1174634: The phone company NextFell has a monthly cellular plan where a customer pays a flat monthly fee and then a certain amount of money per minute used on the phone. If a customer uses 500 minutes, the monthly cost will be $237. If the customer uses 910 minutes, the monthly cost will be $401.
A) Find an equation in the form y=mx+b, where x is the number of monthly minutes used and y is the total monthly of the NextFell plan.
Answer: y=
B) Use your equation to find the total monthly cost if 652 minutes are used.
Answer: If 652 minutes are used, the total cost will be dollars.
Click here to see answer by Boreal(15235)  |
Question 1174380: Suppose you were given $600 from your uncle. You deposited that money in a bank and added $65 per month.
Write an equation to model how much money you have deposited after m months. Let s be the amount you have deposited.
What 1-variable equation would you solve to figure out how many months it would take to save $10,000 dollars?
How many months would it take to save $10,000?
Click here to see answer by josgarithmetic(39617) |
Question 1174763: 1) A jazz concert brought $137,000 on the sale of 8,800 tickets. If the tickets sold for $10 and $20 each, how many of each type were sold?
The number of $10 tickets is _____
2) You have $500,000 in an IRA ((Individual Retirement Account) at the time you retire. You have the option of investing this money in two funds. Fund A pays 4.9% annually and Fund B pays 7.4 % annually. How should you divide your money between Fund A and Fund B to produce an annual interest of $32,750?
You should invest $__ in Fund A and $___ in Fund B.
3) Retail prices in a department store are obtained by marking up the wholesale price by 60%. That is, retail price is obtained by adding 60% of the wholesale price to the wholesale price.
A) What is the retail price of a suit if the wholesale price is $400? I need the answer of A only. You don't have to answer B
B) What is the wholesale price of a pair of jeans if the retail price is $80?
What is the retail price of a suit if the wholesale price is $400?
The retail price is $____
4) The bus fare in a city is $2.00. People who use the bus have the option of purchasing a monthly coupon book for $24.00. With the coupon book, the fare is reduced to $0.50. How many times must someone use the bus so that the total monthly cost without the coupon book is the same as the total monthly cost with the coupon book?
Express the total monthly cost to use the bus with a coupon book, f, as a function of the number of times in the month the bus is used, x. Then express the total monthly cost to use the bus without a coupon book, g, as a function of the number of times in the month the bus is used, x.
f(x)= ____ g(x)=_____
5) One employee of a computer store is paid a base salary of $4,000 a month plus an 8% commission on all sales over $6,000 during the month. How much must the employee sell in one month to earn a total of $5,000 for the month?
Write an equation required to find the solution, using x to represent the amount of sales, in dollars, by the employee.
6) A publisher for a promising new novel figures fixed costs (overhead, advances, promotion, copy editing, typesetting, and so on) at $52,000, and variable costs (printing, paper, binding, shipping) at $2.80 for each book produced. If the book is sold to distributors for $16 each, how many must be produced and sold for the publisher to break even?
The publisher must produce and sell____ books to break even.
Click here to see answer by greenestamps(13200)  |
Question 1174764: A publisher for a promising new novel figures fixed costs (overhead, advances, promotion, copy editing, typesetting, and so on) at $52,000, and variable costs (printing, paper, binding, shipping) at $2.80 for each book produced. If the book is sold to distributors for $16 each, how many must be produced and sold for the publisher to break even?
The publisher must produce and sell____ books to break even.
Click here to see answer by ikleyn(52781)  |
Question 1174883: Can you help me with this equation please
Use linear regression to find the equation for the linear function that best fits this data. Round parameters to two decimal places.
X 1 2 3 4 5 6
Y 737 10462 51389 167569 376771 806702
Click here to see answer by ikleyn(52781)  |
Question 1174914: A payphone service charges php 5 for the first three minutes and php 1 for every additional or a fraction of it. How much will the caller have to pay if his call last 8 minutes. Write a rule the best describes the problem and draw its graph using an method
Click here to see answer by ikleyn(52781)  |
Question 1174924: Consider the line that goes through the points (3,4) and (2,-1).
a) Find the slope of this line.
b) Write the equation representing this line in slope-intercept form.
c) Identify the x-intercept and y-intercept.
d) Graph the line in a clearly labeled coordinate plane.
Click here to see answer by ewatrrr(24785)  |
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Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 14356..14400, 14401..14445, 14446..14490, 14491..14535, 14536..14580, 14581..14625, 14626..14670, 14671..14715, 14716..14760, 14761..14805, 14806..14850, 14851..14895, 14896..14940, 14941..14985, 14986..15030, 15031..15075, 15076..15120, 15121..15165, 15166..15210, 15211..15255, 15256..15300, 15301..15345, 15346..15390, 15391..15435, 15436..15480, 15481..15525, 15526..15570, 15571..15615, 15616..15660, 15661..15705, 15706..15750, 15751..15795, 15796..15840, 15841..15885, 15886..15930, 15931..15975, 15976..16020, 16021..16065, 16066..16110, 16111..16155, 16156..16200, 16201..16245, 16246..16290, 16291..16335, 16336..16380, 16381..16425, 16426..16470, 16471..16515, 16516..16560, 16561..16605, 16606..16650, 16651..16695, 16696..16740, 16741..16785, 16786..16830, 16831..16875, 16876..16920, 16921..16965, 16966..17010, 17011..17055, 17056..17100, 17101..17145, 17146..17190, 17191..17235, 17236..17280, 17281..17325, 17326..17370, 17371..17415, 17416..17460, 17461..17505, 17506..17550, 17551..17595, 17596..17640, 17641..17685, 17686..17730, 17731..17775, 17776..17820, 17821..17865, 17866..17910, 17911..17955, 17956..18000, 18001..18045, 18046..18090, 18091..18135, 18136..18180, 18181..18225, 18226..18270, 18271..18315, 18316..18360, 18361..18405, 18406..18450, 18451..18495, 18496..18540, 18541..18585, 18586..18630, 18631..18675, 18676..18720, 18721..18765, 18766..18810, 18811..18855, 18856..18900, 18901..18945, 18946..18990, 18991..19035, 19036..19080, 19081..19125, 19126..19170, 19171..19215, 19216..19260, 19261..19305, 19306..19350, 19351..19395, 19396..19440, 19441..19485, 19486..19530, 19531..19575, 19576..19620, 19621..19665, 19666..19710, 19711..19755, 19756..19800, 19801..19845, 19846..19890, 19891..19935, 19936..19980, 19981..20025, 20026..20070, 20071..20115, 20116..20160, 20161..20205, 20206..20250, 20251..20295, 20296..20340, 20341..20385, 20386..20430, 20431..20475, 20476..20520, 20521..20565, 20566..20610, 20611..20655, 20656..20700, 20701..20745, 20746..20790, 20791..20835, 20836..20880, 20881..20925, 20926..20970, 20971..21015, 21016..21060, 21061..21105, 21106..21150, 21151..21195, 21196..21240, 21241..21285, 21286..21330, 21331..21375, 21376..21420, 21421..21465, 21466..21510, 21511..21555, 21556..21600, 21601..21645, 21646..21690, 21691..21735, 21736..21780, 21781..21825, 21826..21870, 21871..21915, 21916..21960, 21961..22005, 22006..22050, 22051..22095, 22096..22140, 22141..22185, 22186..22230, 22231..22275, 22276..22320, 22321..22365, 22366..22410, 22411..22455, 22456..22500, 22501..22545, 22546..22590, 22591..22635, 22636..22680, 22681..22725, 22726..22770, 22771..22815, 22816..22860, 22861..22905, 22906..22950, 22951..22995, 22996..23040, 23041..23085, 23086..23130, 23131..23175, 23176..23220, 23221..23265, 23266..23310, 23311..23355, 23356..23400, 23401..23445, 23446..23490, 23491..23535, 23536..23580, 23581..23625, 23626..23670, 23671..23715, 23716..23760, 23761..23805, 23806..23850, 23851..23895, 23896..23940, 23941..23985, 23986..24030, 24031..24075, 24076..24120, 24121..24165, 24166..24210, 24211..24255, 24256..24300, 24301..24345, 24346..24390, 24391..24435, 24436..24480, 24481..24525, 24526..24570, 24571..24615, 24616..24660, 24661..24705, 24706..24750, 24751..24795, 24796..24840, 24841..24885, 24886..24930, 24931..24975, 24976..25020, 25021..25065, 25066..25110, 25111..25155, 25156..25200, 25201..25245, 25246..25290, 25291..25335, 25336..25380, 25381..25425, 25426..25470, 25471..25515, 25516..25560, 25561..25605, 25606..25650, 25651..25695, 25696..25740, 25741..25785, 25786..25830, 25831..25875, 25876..25920, 25921..25965, 25966..26010, 26011..26055, 26056..26100, 26101..26145, 26146..26190, 26191..26235, 26236..26280, 26281..26325, 26326..26370, 26371..26415, 26416..26460, 26461..26505, 26506..26550, 26551..26595, 26596..26640, 26641..26685, 26686..26730, 26731..26775, 26776..26820, 26821..26865, 26866..26910, 26911..26955, 26956..27000, 27001..27045, 27046..27090, 27091..27135, 27136..27180, 27181..27225, 27226..27270, 27271..27315, 27316..27360, 27361..27405, 27406..27450, 27451..27495, 27496..27540, 27541..27585, 27586..27630, 27631..27675, 27676..27720, 27721..27765, 27766..27810, 27811..27855, 27856..27900, 27901..27945, 27946..27990, 27991..28035, 28036..28080, 28081..28125, 28126..28170, 28171..28215, 28216..28260, 28261..28305, 28306..28350, 28351..28395, 28396..28440, 28441..28485, 28486..28530, 28531..28575, 28576..28620, 28621..28665, 28666..28710, 28711..28755, 28756..28800, 28801..28845, 28846..28890, 28891..28935, 28936..28980, 28981..29025, 29026..29070, 29071..29115, 29116..29160, 29161..29205, 29206..29250, 29251..29295, 29296..29340, 29341..29385, 29386..29430, 29431..29475, 29476..29520, 29521..29565, 29566..29610, 29611..29655, 29656..29700, 29701..29745, 29746..29790, 29791..29835, 29836..29880, 29881..29925, 29926..29970, 29971..30015, 30016..30060, 30061..30105, 30106..30150, 30151..30195, 30196..30240, 30241..30285, 30286..30330, 30331..30375, 30376..30420, 30421..30465, 30466..30510, 30511..30555, 30556..30600, 30601..30645, 30646..30690, 30691..30735, 30736..30780, 30781..30825, 30826..30870, 30871..30915, 30916..30960, 30961..31005, 31006..31050, 31051..31095, 31096..31140, 31141..31185, 31186..31230, 31231..31275, 31276..31320, 31321..31365, 31366..31410, 31411..31455, 31456..31500, 31501..31545, 31546..31590, 31591..31635, 31636..31680, 31681..31725, 31726..31770, 31771..31815, 31816..31860, 31861..31905, 31906..31950, 31951..31995, 31996..32040, 32041..32085, 32086..32130, 32131..32175, 32176..32220, 32221..32265, 32266..32310, 32311..32355, 32356..32400, 32401..32445, 32446..32490, 32491..32535, 32536..32580, 32581..32625, 32626..32670, 32671..32715, 32716..32760, 32761..32805, 32806..32850, 32851..32895, 32896..32940, 32941..32985, 32986..33030, 33031..33075, 33076..33120, 33121..33165, 33166..33210, 33211..33255, 33256..33300, 33301..33345, 33346..33390, 33391..33435, 33436..33480, 33481..33525, 33526..33570, 33571..33615, 33616..33660, 33661..33705, 33706..33750, 33751..33795, 33796..33840, 33841..33885, 33886..33930, 33931..33975, 33976..34020, 34021..34065, 34066..34110, 34111..34155, 34156..34200, 34201..34245, 34246..34290, 34291..34335, 34336..34380, 34381..34425, 34426..34470, 34471..34515, 34516..34560, 34561..34605, 34606..34650, 34651..34695, 34696..34740, 34741..34785, 34786..34830, 34831..34875, 34876..34920, 34921..34965, 34966..35010, 35011..35055, 35056..35100, 35101..35145, 35146..35190, 35191..35235, 35236..35280, 35281..35325, 35326..35370, 35371..35415, 35416..35460, 35461..35505, 35506..35550, 35551..35595, 35596..35640, 35641..35685, 35686..35730, 35731..35775, 35776..35820, 35821..35865, 35866..35910, 35911..35955, 35956..36000, 36001..36045
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