SOLUTION: 4x+7y=29 5x+8y=34 Elimination method

Algebra.Com
Question 1061810: 4x+7y=29
5x+8y=34
Elimination method

Answer by Boreal(15235)   (Show Source): You can put this solution on YOUR website!
4x+7y=29
5x+8y=34; multiply top by -5 and bottom by 4 to eliminate the x
-20x-35y=-145
20x+32y=136
-3y=-9, adding
y=3
substitute into the first for x
4x+7(3)=29
4x=8
x=2
(2,3)
Check in the second
5(2)+8(3)=34 checks.

RELATED QUESTIONS

Solve using elimination method. 2x+ 8y = 26 5x- 7y =... (answered by faceoff57)
-4x-8y=28 5x-7y=-1 Solve by elimination (answered by fractalier)
Solve the system by the elimination method. 6x+7y=4... (answered by mananth)
How do you solve this system of equations where 4x+3y=-2 (answered by jim_thompson5910,kjwade3)
If using the elimination method what is the answer to 5x+2y=24 and (answered by stanbon)
solve using elimination method x+8y=31... (answered by mananth)
solve by elimination method 5x+7y=12,... (answered by Alan3354)
solve by elimination method 4x-9y=14.5... (answered by checkley77)
4x + 7y = -16 6x - y = -24 solve using elimination... (answered by pragya.ban@gmail.com)