SOLUTION: 3x + 5y = 44
8x - 7y = -25
Algebra.Com
Question 201129: 3x + 5y = 44
8x - 7y = -25
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
3x + 5y = 44 multiply by 7
8x - 7y = -25 multiply by 5 & then add.2
21x+35y=308
40x-35y=-125
-------------------
61x=183
x=183/61
x=3 ans.
3*3+5y=44
9+5y=44
5y=44-9
5y=35
y=35/5
y=7 ans.
Proof:
8*3-7*7=-25
24-49=-25
-25=-25
RELATED QUESTIONS
simplify... (answered by deborabr)
(4x+7y)... (answered by norymae)
(8x+7y)(3x-5y)-(x-3y)(2x-3y) (answered by Cromlix)
3x + 2y -8x -... (answered by ReadingBoosters)
8x+7y=-6... (answered by mananth)
8x+5y-3x-4y (answered by alicealc)
3x+7y=-4... (answered by mananth)
3x-4y=44... (answered by Fombitz)
Solve the following system of equation:
7x+5y=-25
3x+7y=-1... (answered by tommyt3rd)