SOLUTION: 5x-2y=4
x+2 y=8
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Question 510275: 5x-2y=4
x+2 y=8
Answer by oberobic(2304) (Show Source): You can put this solution on YOUR website!
Add the two equations:
| | 5x | -2y | = | 4 |
| + | 1x | +2y | = | 8 |
| | 6x | +0y | = | 12 |
.
6x =12
.
Solve for 'x'
x = 2
.
substitute x=2 to find y
.
5(2) -2y = 4
-2y = -6
y = 3
.
check this answer using the other equation
.
x + 2y = 8 ??
2 + 2(3) = 8
correct.
.
Answer: x =2 and y = 3
.
Done.
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