# Questions on Algebra: Equations answered by real tutors!

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 Algebra: Equations Solvers Lessons Answers archive Quiz In Depth

 Question 613476: the sum of three consecutive multiples of 5 is 90. find the numbers. Click here to see answer by Charles1947(18)

 Question 613482: chucks overtime wage is \$3 per hour more than his regular hourly hourly wage. he worked for 5 hours at his regular wage and 4 hours at the overtime wage. he earned \$66. find his regular wage. Click here to see answer by Charles1947(18)

 Question 613692: i need to solve the equation and my number are not matching up, can you help me please 3x+2(x+4)=5(x+1)+3 Click here to see answer by jim_thompson5910(28595)
 Question 613692: i need to solve the equation and my number are not matching up, can you help me please 3x+2(x+4)=5(x+1)+3 Click here to see answer by josmiceli(9678)

 Question 613814: 6/5,7/10,8/15,9/20 Write a rule for the nth term Click here to see answer by stanbon(57347)
 Question 613814: 6/5,7/10,8/15,9/20 Write a rule for the nth term Click here to see answer by scott8148(6628)

 Question 613860: x^2-3x-28=0 work x^2 - 3x = 28 x^2 - x = 28/3 Click here to see answer by jim_thompson5910(28595)

 Question 613908: 1/1+i-1/1-i write final result in standard form, a+bi Click here to see answer by stanbon(57347)

 Question 613946: Solve for x. 5x - 2 = 9. Click here to see answer by jim_thompson5910(28595)

 Question 614024: Solve the following system by substitution. Substitute the expression in the second equation into the first equation and solve. 5x-2y=12 x=-y+1 Click here to see answer by stanbon(57347)

 Question 614023: Solve the following system by solving one of the equations for x or y and then using the substitution method. x-5y=-12 x-3y=0 Click here to see answer by stanbon(57347)

 Question 614535: Find the choice below which gives a first step in solving the given system of equations by the addition method. 2x -3 y= 7 X-4y = 2 Do you; multiply the first equation by 3 and the second by 4 - multiply the first equation by -4 and the second by -2 -Multiply the second equation by 2 - Multiply the first equation by 4 Click here to see answer by sophxmai(60)

 Question 614269: how do you solve a problem that is 21 -Z divided by 3 = 5? please also give the answer, thanks. Click here to see answer by ankor@dixie-net.com(15652)

 Question 614580: Please help me solve this word problem using the Pythagorean Theorem: Dirk rowed a boat across a river 225 feet wide. A strong current carried his boat 400 feet downstream as he rowed. Find x, the distance Dirk actually rowed to the nearest foot. I tried doing: a^2 + b^2 = c^2 and ended up getting sqrt of 306 as my answer.. which isn't right. Click here to see answer by nerdybill(6958)

 Question 614617: A car travels at a constant speed of 15m/s. How many miles does the car travel in 15 sec Click here to see answer by Theo(3464)

 Question 614662: If y=x over x2-9, what is the value of y when x = -3 ? Click here to see answer by rapaljer(4667)

 Question 614830: If 6x - 9x + 1 = 10 What is x? Could someone please walk me through this? Click here to see answer by rfer(12660)

 Question 614917: Find the peripendicular to x=2 and passing through (3,-7) What will be the equation Click here to see answer by josmiceli(9678)
 Question 614917: Find the peripendicular to x=2 and passing through (3,-7) What will be the equation Click here to see answer by Alan3354(30993)

 Question 614950: Simplify this algebraic expression. 4x – 7x –(-2x) Click here to see answer by ashipm01(26)

 Question 614958: Solve the system of equations (find the values for both x and y). 3x - 2y = -8 x + 3y = 1 Do I * top and bottom by 3? Click here to see answer by Maths68(1474)

 Question 615041: 4(4b-5) just to see if we are on the right track Click here to see answer by jim_thompson5910(28595)