slove 2 X + X = 6 and 4X-2y = 4 by elimination method
Answers
Answered by
1
Step-by-step explanation:
2x+x=6
3x=6
x=2
4x-2y=4
4×2-2y=4
8-2y=4
-2y=4-8
-2y=-4
2y=4
y=2
Answered by
6
x+y=5
2x-3y=4
(2x+2y =10)-(2x-3y=4)
2x+2y-2x+3y=6
5y=6
y=6/5
substitute y in equation 1
x+y=5
x+6/5=5
x=5-6/5
x=19/5
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