Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 251925: j/2=4/16
Click here to see answer by richwmiller(17219)

Question 251925: j/2=4/16
Click here to see answer by College Student(505)

Question 251836: bayside insurance offers two health plans. under plan a giselle have to pay the first $100 of her medical bills, plus 40% of the rest. under plan b giselle would pay the first $250 but only 25% of the rest. for what amount of medical bills will plan b save gisele money? assume she has over $250 dollars in bills.
Click here to see answer by checkley77(12844)

Question 251938: A group hiked to a state park at 4mph. They took a truck back to town at 20mph. The round trip took 18 hours. How far is it from town to the park?
Click here to see answer by richwmiller(17219)

Question 251961: 3 3/7(1 5/16)=
Click here to see answer by nyc_function(2741)

Question 252027: 1. Which ordered pair is the solution of the following system of equations?
3x+2y=4
-2x+2y=24
Click here to see answer by richwmiller(17219)

Question 252049: 2K-5K=-21
Click here to see answer by stano(2)

Question 252085: 7s + 4(3 - s) = 18
Click here to see answer by jim_thompson5910(35256)

Question 252018: Q.4:-Find the sum of all 3-digit natural numbers which contain at least one odd digit and at least one even digit?
Click here to see answer by Edwin McCravy(20055)

Question 252100: Hi I was wondering if someone could help me solve these 3 simultaneous equations with 3 unknown variables.
0.2857A - 0.0306B - 0.2857C = 0
-0.4286A - 0.2857B + 0.4286C = 0
-0.8571A - 0.8571B - 0.8571C + 1962 = 0
Thanks in advance.
Click here to see answer by MRperkins(300)

Question 252158: Can you tell me the steps to solving this problem... -3(2x-5)=7-4(x-6)
Click here to see answer by jim_thompson5910(35256)

Question 252159: Hi I was wondering if someone could help me solve these 3 simultaneous equations with 3 unknown variables.
0.2857A - 0.0306B - 0.2857C = 0
-0.4286A - 0.2857B + 0.4286C = 0
-0.8571A - 0.8571B - 0.8571C + 1962 = 0
Thanks in advance.
Click here to see answer by richwmiller(17219)

Question 249899: The length of a rectangle is 4 meters greater than the width. The area of the rectangle is 96 meters squared. What is the length and width?
Click here to see answer by ly12603(44)

Question 252209: 30-7z=10z-4
Click here to see answer by jim_thompson5910(35256)

Question 252214: y varies inversely as x. Write the appropriate inverse-variation equation, and find y for the given values of x.
y=14 when x=8; x=values:10, 15, and 20
Click here to see answer by jim_thompson5910(35256)

Question 252279: How do I solve this equation? i got two result and both were wrong. I have the correct answer 55, but don't know how they got it
[40 + (3 - 8)]� -5 * 2 + 6 * 32 - (9 - 24) =
Thaks

Click here to see answer by actuary(112)

Question 252305: 11=-d+15
Click here to see answer by drk(1908)

Question 252334:
Click here to see answer by oberobic(2304)

Question 250857: 2/3a +5 = 1/3 (5a +3)
Click here to see answer by checkley77(12844)

Question 251027: Solve. Where appropriate, include approximations to the nearest thousandth. If no solution exists, state this. thanks the t in the problem should be a little higher than the e.

Click here to see answer by drk(1908)

Question 250939: Snookers lumber can covert logs into either lumber or plywood. In a given day, the mill turns out twice as many units of plywood as lumber. It makes a profit of $25 on a unit of lumber and $40 on a unit of plywood. How many of each unit must be produced and sold in order to make a profit of $10,815
Units of lumber ____? Units of plywood___?
Click here to see answer by drk(1908)

Question 252481: what is the prime factorization of the number 12600?
Click here to see answer by drk(1908)

Question 252518: (-6k^4)^2
Click here to see answer by richwmiller(17219)

Question 252508: what multiplier should be used for each of the following equations to eliminate one unknown by subtraction?
3x-y=7
2x+7y=42
Click here to see answer by jim_thompson5910(35256)

Question 252580: 3x+y-z=-1
2y-z=5
z=1
Click here to see answer by drk(1908)

Question 250815: how do i get the equation for this problem?
1,2,9,9,10,11,n
range: 13 mode: 9
median: 9 mean: 8
Click here to see answer by Edwin McCravy(20055)

Question 252601: 9y+5-2y=2y+5-y+3 solve this equation

Click here to see answer by jim_thompson5910(35256)

Question 252631: the hypotenuse of a right triangle is 20 inches. one of the legs has a meadure of 16 inches. what is the measure of the other leg?
the answer i got was not an option
Click here to see answer by jim_thompson5910(35256)

Question 252629: 1. The sides of the quadrilateral are consecutive numbers. If the perimeter is 162, how long is each side?
Click here to see answer by jim_thompson5910(35256)

Question 252639: find the function
k(x)= x+ 6
k(0)=
k(-2)=
k(-19)=
k(8)=
k(x+13)=
Click here to see answer by drk(1908)

Question 252640: slope 9 and y intercept (0,8)
y=
Click here to see answer by drk(1908)

Question 252640: slope 9 and y intercept (0,8)
y=
Click here to see answer by jim_thompson5910(35256)

Question 252657: i'm working on solving two-step and multi-step inequalities. i would like to know the answer to this question. c+3c>2+14
Click here to see answer by Theo(13342)

Question 252726: the perimeter of a rectangular lot is 156 meters. the length is twice the width. write the equation that describes the situation and find the length and width please :]
Click here to see answer by drk(1908)

Question 252736: how do i solve 28=14-w over 7
Click here to see answer by MRperkins(300)

Question 252736: how do i solve 28=14-w over 7
Click here to see answer by Alan3354(69443)

Question 252741: No matter how much I look at this one , I can't see what they are up to . I'm not getting what the ....=.....=.... is trying to do for an algebraic solution.
The problem: Mary is reviewing her algebra quiz. She has determined that one of her solutions is incorrect. Which one is it?
A. 2x+5(x-1)=9x=2
B. p-3(p-5)=10p=2.5
C. 4y+3y=28y=4
D. 5w+6w-3w=64w=8
E. t-2t-3t=32t=8
Again, thanks in advance. Daniel
Click here to see answer by Alan3354(69443)

Question 252752: what are the steps to solving a=bc/b+c for b
Click here to see answer by ankor@dixie-net.com(22740)

Question 252752: what are the steps to solving a=bc/b+c for b
Click here to see answer by dabanfield(803)

Question 252752: what are the steps to solving a=bc/b+c for b
Click here to see answer by rapaljer(4671)

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, 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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, 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39916..39960, 39961..40005, 40006..40050, 40051..40095, 40096..40140, 40141..40185, 40186..40230, 40231..40275, 40276..40320, 40321..40365, 40366..40410, 40411..40455, 40456..40500, 40501..40545, 40546..40590, 40591..40635, 40636..40680, 40681..40725, 40726..40770, 40771..40815, 40816..40860, 40861..40905, 40906..40950, 40951..40995, 40996..41040, 41041..41085, 41086..41130, 41131..41175, 41176..41220, 41221..41265, 41266..41310, 41311..41355, 41356..41400, 41401..41445, 41446..41490, 41491..41535, 41536..41580