Questions on Algebra: Equations answered by real tutors!

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 Algebra: Equations Solvers Lessons Answers archive Quiz In Depth

 Question 175204: (.4*X)+(.4*Y)+(.2*Z)=70 Solve for Z Click here to see answer by Alan3354(30993)

 Question 175266: 2 x 13 x 4/15 - 5/6 Click here to see answer by stanbon(57361)

 Question 175262: 6w+11/2=7 Click here to see answer by nerdybill(6962)

 Question 175385: I have tried to work this equation, but get the wrong answer each time. HELP! 4-2x=9 thanks Click here to see answer by Alan3354(30993)

 Question 175390: 3-(x+4)=11 Click here to see answer by Mathtut(3670)

 Question 175426: how do i do 3m+5=35 Click here to see answer by Mathtut(3670)

 Question 175473: 10w=8w+14 Click here to see answer by jim_thompson5910(28595)

 Question 175481: 48-6k=-12k Click here to see answer by jim_thompson5910(28595)

 Question 175496: 27+u=3-3u Click here to see answer by jim_thompson5910(28595)
 Question 175496: 27+u=3-3u Click here to see answer by actuary(112)

 Question 175499: I need your help with this problem:4n- 3= -7. I am not sure that this is the right section, but it was closest to what I needed. Thanks!!! -Haelli Click here to see answer by jim_thompson5910(28595)

 Question 175508: 7y-3=6(y+2) Click here to see answer by actuary(112)

 Question 175532: s=n/2(a+t), solve for n Click here to see answer by actuary(112)

 Question 175536: 7(y-3)=6(y+2) Click here to see answer by Mathtut(3670)
 Question 175536: 7(y-3)=6(y+2) Click here to see answer by actuary(112)

 Question 175533: m=y-5/x-3, solve for y Click here to see answer by Alan3354(30993)

 Question 175561: 9x-5x=7 Click here to see answer by jim_thompson5910(28595)

 Question 175564: X+3 X _________ - _____ = X 4 2 I have worked this problem for 3 days and have come up with all sorts of answers. It's been over a decade since I took any kind of math, and I really need help. It's for my Pharmacy course I just recently enrolled in. To explain the equation, it is: x+3 over 4, minus x over 2 equals x. PLEASE and THANK YOU!!!! The equation gets a little jumbled when I submit it. Sorry for that. Click here to see answer by Mathtut(3670)

 Question 175606: 6x - 4y = 1 (2/3, 3/4) Click here to see answer by Mathtut(3670)

 Question 175620: Determine whether each function is linear or quadratic. Identify the quadratic, linear, and constant terms. 1.) y=(3-x)(2x+1) 2.) y=3-4x Click here to see answer by stanbon(57361)

 Question 175657: ad=f;a Solve each formula in tems of the given variable. Click here to see answer by jim_thompson5910(28595)

 Question 175685: How do I find the value of x in the equation 2(x-3)+5x=5(2x+6)? Click here to see answer by jim_thompson5910(28595)

 Question 175815: -8t=40 Click here to see answer by jim_thompson5910(28595)

 Question 175840: A company has an income of \$100,000 before paying taxes and a bonus. The bonus B is to be 20% of the income after deducting income taxes T but before deduction the bonus. So B=0.20(100,000-T) Because the bonus is a deductible expense, the amount of income tax T at a 40% rate is 40% of the income after deducting the bonus. So T=0.40(100,000-B) *Solve the system algebraically to find the bonus and the amount of tax. Click here to see answer by stanbon(57361)

 Question 175889: Hello, I'm having trouble understanding this question. I'm not very sure what it's asking me, and thus I'm not sure where I should begin. Any help would be much appreciated! Use absolute value and the variable "x" to write an open sentence that specifies the numbers on a number line whose distance from (3/2) is less than (5/2). Click here to see answer by EMStelley(187)

 Question 175964: i'm lost with this. Please help. 1. 7a- b= 15a, for a 2.8c + 6j =5p, for c Click here to see answer by checkley75(3666)

 Question 176066: y=2x x+y=12 Click here to see answer by stanbon(57361)

 Question 176095: i need help solving 9(4b-1)=2(9b+3) please help have no clue what to do Click here to see answer by EMStelley(187)

 Question 176074: -9/8s=3 Click here to see answer by solver91311(16897)

 Question 176160: 4x-6=10 Click here to see answer by jim_thompson5910(28595)

 Question 176190: if sarah subtracts five times her number from 24,she gets 4. what is sarah number? write an equation Click here to see answer by EMStelley(187)

 Question 176203: Solve using the substitution method. 3x-y=7 2x+5y =-1 solve in ordered pair as well. Thank you. Click here to see answer by jim_thompson5910(28595)

 Question 176231: so i have no idea how to do this the question is determine the slope of the line passing through (2,7) and (-5,2) Click here to see answer by solver91311(16897)
 Question 176231: so i have no idea how to do this the question is determine the slope of the line passing through (2,7) and (-5,2) Click here to see answer by stanbon(57361)

 Question 176326: I need help solving n2 = 9n Click here to see answer by jim_thompson5910(28595)

 Question 176328: 9+5a=2a+9 Click here to see answer by jim_thompson5910(28595)

 Question 176327: x2 - 4/9 = 0 Click here to see answer by jim_thompson5910(28595)

 Question 172829: Solve the equations A) 3a-3b=5 3-a=-2b B)x/2++y/4=-1/4 2x-y=2+y-x C)0.01x=0.12-0.04y 2x=4(3-2y) inconsistent systems D) x=-3y+6 2x+6y=12 dependant systems Click here to see answer by EMStelley(187)

 Question 176385: What is X3 – 5x2 + 2x + 20 divided by (x-3)? Click here to see answer by Mathtut(3670)

 Question 176388: can you help solve: 2/5x-3y=8; 4x+y=18 for (x,y)? Click here to see answer by stanbon(57361)

 Question 176425: 5 1/6 - u = 2 3/4 Click here to see answer by jim_thompson5910(28595)

 Question 176429: what is the asnwer to -14 + 3(x + 10) = 7(2x + 4) + x Click here to see answer by jim_thompson5910(28595)

 Question 176434: what is the answer to 6p + -1(5p + 5) = 18 + -2(p + 12) Click here to see answer by jim_thompson5910(28595)

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