2x-y=2 ; 4x-y=8
Solve this sum by using subsitution method
Answers
Answered by
0
Answer:
2x-y=2
really i know this but i don't want to solve it
Answered by
3
Answer:
X= 3 and Y=4
Step-by-step explanation:
2x-y=2. ......1
4x-y=8. .......2
then y= 2x-2 .......3
put y in eqn 2
4x-2x+2=8
2x+2=8
2x= 6
X= 6/2
X=3
again put X in eqn 3
y=2*3-2
y= 6-2
y= 4
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