Questions on Word Problems: Linear Equations And Systems Word Problems answered by real tutors!

Tutors Answer Your Questions about Linear Equations And Systems Word Problems (FREE)

Question 550092: If 3x+y=9, write the equation of any other line so that the system has infinitely many solutions.
Click here to see answer by fcabanski(1391)

Question 550098: My answer doesn't make any sense, could you please show me how to solve this problem. A private plane takes 8 hours less to travel 960 km than a car. If the plane travels 3 times as fast as the car, what is the speed of the plane and the car?
Click here to see answer by Edwin McCravy(20081)

Question 550237: tow numbers are in the ratio 8:3. If the sum of numbers is 143,find the numbers.

Click here to see answer by stanbon(75887)

Question 550330: Customers of a phone company can choose between two service plans for long distance calls. The first plan has an monthly fee and charges an additional for each minute of calls. The second plan has a monthly fee and charges an additional for each minute of calls. For how many minutes of calls will the costs of the two plans be equal
Click here to see answer by jim_thompson5910(35256)

Question 550332: Customers of a phone company can choose between two service plans for long distance calls. The first plan has an $11 monthly fee and charges an additional $0.14 for each minute of calls. The second plan has a $20 monthly fee and charges an additional $0.10 for each minute of calls. For how many minutes of calls will the costs of the two plans be equal
Click here to see answer by jim_thompson5910(35256)

Question 550333: Use the distributive property to remove the parentheses
-5(-4v-2y+3)
Click here to see answer by prateekagrawal(56)

Question 550549: When 18 is subtracted from four times a certain number, the result is the original number. What is the number?
Click here to see answer by jim_thompson5910(35256)

Question 550588: I deside to buy my friends some tickets to see a film they cost �4.50 each i hve �30.00 on me how many friends can i get tickits for?

Click here to see answer by Alan3354(69443)

Question 550750: the sum of two number is 44. if the larger number is 2 less than 3 times the smaller number, what are the two numbers?
Click here to see answer by mananth(16949)

Question 550806: A reservoir can be filled by one pipe in 6 hrs and by another pipe in 8 hrs. It can be emptied by a third pipe in 10 hrs. Starting empty, how long will it take to fill the reservoir if all pipes are open?
Click here to see answer by Edwin McCravy(20081)

Question 550802: If I saved one cent on January 1st, and two cents on January 2nd, and 3 cents on January 3rd, and continued this progrssion for a full year, how much will I have saved after 365 days?
Click here to see answer by Edwin McCravy(20081)

Question 550865: Pedro goes to the market and buys a total of 32 plums and peaches for $52. A plum costs $2 and a peach costs $1. How many plums did Pedro buy?
Click here to see answer by stanbon(75887)

Question 550899: If 5 tacos cost $9.95 How Much Does 3 tacos Cost.?
Click here to see answer by mathstutor458(57)

Question 550932: A concert sells out a 20,000 seat arena. Main seat tickets cost $55, and back seat tickets for $45. The concert made $955,000. How many main seat tickets and back seat tickets were sold?
Click here to see answer by TutorDelphia(193)

Question 550918: Emma, Jackson, and Nicholas have been selling raffle tickets to raise money for the math club. Emma sold 5 less than twice as many tickets as Nicholas. Jackson sold 10 more than twice as many as Nicholas. Together the three sold 180 tickets. How many did each student sell?
Click here to see answer by ankor@dixie-net.com(22740)

Question 550952: a teacher is buying school supplies company A is offering a discount for every dollar spent where as Company B is giving a higher discount for ever dollar spent over 20 dollars determine which is a better deal. i cant figure out how to put both of the into an equation form and i dont know if i should use substituion method or elimination because i dont know how much the teacher spent or how much the discount is
Click here to see answer by ankor@dixie-net.com(22740)

Question 550925: Alice�s employer withholds from her monthly paycheck $102 for federal and state taxes and retirement. She noticed that the amount withheld for her state income tax is $13 more than that withheld for retirement. The amount withheld for federal income tax is three times the amount for the state tax. How much is withheld monthly for federal tax? State tax? Retirement?
Click here to see answer by TutorDelphia(193)

Question 550976: Knox College is creating a new rectangular parking lot. The length is 0.07 mile longer than the width and the area of the parking lot is 0.026 square mile. Find the length and width of the parking lot.
Click here to see answer by Theo(13342)

Question 550973: A town is organizing a parade. There will be 2 float sizes. One is 30ft and the other is 15ft. A 10 ft space will be left after each float.
A.The parade must be a least 150ft long, but less than 200ft long. What combinations of large and small floats are possible?
B. Large float costs $600 to operate. Small floats cost $300 to operate. The town has a budget of $2500 to operate the floats. How does this change your answers to part A? What combinations of large and small floats are possible?
Click here to see answer by Theo(13342)

Question 551028: The speed of a motor boat in still water is 60kph. It goes 100km up the river and then comes the 100km back in a total of 12 hours. what is the speed of the current of the river?
Click here to see answer by mananth(16949)

Question 550981: to make a weak solution of 24 liters of 4% acid,a lab technician will use some premixed solutions: one is 2% acid and the other is 5% acid. How many liters of each should he use to obtain the desired solution?
Click here to see answer by mananth(16949)

Question 551040: How many degrees is the smaller angle between the hands of the clock at 4:40?
Click here to see answer by KMST(5347)

Question 550965: Emma, Jackson, and Nicholas have been selling raffle tickets to raise money for the math club. Emma sold 5 less than twice as many tickets as Nicholas. Jackson sold more than twice as many tickets as Nicholas. Together the three sold 180 tickets. How many did each student sell?
Click here to see answer by nyc_function(2741)

Question 551183: choose the system of equations in x and y describing the situation. One number is 3 more than another number. If you add 12 to 4 times the first number, the result is 5 times the second number.

Click here to see answer by mananth(16949)

Question 551350: ~ Two automobiles start out from two points kilometers apart and travel toward each other. The automobile from the east travels at 10 kph faster than the automobile from the west. If they meet after 5 hours, what is the average speed of each automobile?
~One man is five times as old as his brother. Fifteen years later, he will be twice as old. How old are the two men now?
Click here to see answer by mananth(16949)

Question 551349: ~Working together a man and woman can do the job in 8 hours. if either had to do it alone, it would take a woman 2 hours longer than a man. How long would it take either person working alone?
~A reservoir can be filled by one pipe in 6 hours and by another in 8 hours. It can be emptied by a third pipe in 10 hours. Starting empty, how long will it take to fill the reservoir if all pipes are open?

Click here to see answer by mananth(16949)

Question 551380: Find the angles of a triangle if one angle exceeds a second angle by 45 degrees and is three times as large as the third angle.
ASKER: I think this had been asked already but I badly wanted the explanation to be more clear like how they arrived with the answer. Thank you.
Click here to see answer by Theo(13342)

Question 551403: A positive number is 3 more than twice another number. the difference of their squares is 24. find the two integers. (algebraic solutions only)
Click here to see answer by KMST(5347)

Question 551505: James is four years younger than Austin. If three times James' age is increased by the square of Austin's age, the result is 28. Find the ages of James and Austin. (Algebraic solutions only)
Click here to see answer by scott8148(6628)

Question 551547: One of two supplementary angles is 30 degrees greater than twice the other. Find the degree measure of each angle.
That's the question. Thank you.
Click here to see answer by mananth(16949)

Question 551649: Two automobilesa start out from two points 600 kilometers apart and travel toward each other.The automobile from the east travels at 10kph faster than the automobile from the west. If they meet afetr 5 hours, what is the average speed of each automobile?
Click here to see answer by mananth(16949)

Question 551647: An angle is four times as large as its complement. Find the degree measure of each angle.
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Two automobiles start out from two points kilometers apart and travel toward each other. The automobile from the east travels at 10 kph faster than the automobile from the west. If they meet after 5 hours, what is the average speed of each automobile?
ASKER: I'M REALLY DESPERATE SO I BADLY WANTED ANSWERS. THANK YOU.
Click here to see answer by mananth(16949)

Question 552104: A chemist has two acid solutions. One solution is 20% pure acid and the other is 60% pure acid. How much of each is needed to produce 80cm^2 of a solution that is 45% pure acid.
Please help these word problems are driving me insane
Click here to see answer by mananth(16949)

Question 552355: The weight of a tree is doubling every 3 years. In how many years will the weight of the tree be 1600% of its wieght now?
Click here to see answer by Alan3354(69443)

Question 552417: How do I write a system of equation problem with 3 equations?
3x+3y+2z=25
2x+2y+z=16
2x+y+2z=14
Click here to see answer by stanbon(75887)

Question 552441: Together lake superior and lake michigan cover 54 thousand square miles. lake superior is approximately 10,000 square miles larger than lake michigan. find the sizes of both lakes
Click here to see answer by neatmath(302)

Question 552670: At your lemonade stand you charge .50 for a half cup and .75 for a full cup. At the end of the day, you see 12 cups were used and you made $8.00. How many of each size of drink did you ssll
Click here to see answer by fcabanski(1391)

Question 552956: A dealer has some hard candy worth 2 dollars a pound and some worth 3 dollars a pound. He wishes to make a mixture of 80 pounds, that he can sell for $2.20 a pound. How many pounds of each kind should he use?
(could you show me the work,too?)
Click here to see answer by mananth(16949)

Question 553250: Eldora and finn went to an office supply store together. Eldora bought 15 boxes and paper clips and 7 packages of index cards for a total of $55.40.Finn bought 12 boxes of paper clips and 10 packages of index cards for a total cost of $61.70 find the cost of one box of paper clips and the cost of one package of index cars
Click here to see answer by mananth(16949)

Question 553322: juice cans come in packages of 4. what equation could you write to show how many cans of juice y are in x packages?
Click here to see answer by TutorDelphia(193)

Question 553546: Twice a number is 8 less than its square. What is the number?
The length of a rectangle is 5m more than its width. What is the width of the rectangle if its area is 84 m^?
List any necessary restrictions on the variable for the fraction to be defined.
I have 2 different examples: EX(1) (x-1)divided by 2x+8 EX(2) x(x+2) divided by (x-3)(x+5)
Click here to see answer by stanbon(75887)

Question 553691: Solve each system graphically. If system has infinite number of solutions, use set builder. If it has no solution, state this.
y=x+2, 3y-2x=4
Click here to see answer by mananth(16949)

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