solve for x and y:2x+y=6 and 2x-y=2
Answers
Answered by
1
Answer:
2x +y=6. ......1
2x-y=2. ........2
adding equations 1 and 2
2x +y=6
2x-y=2
----------
4x=8
x=8/4
x=2
putting the value of x in equation 1
2x+y=6
2×2+y =6
4+y=6
y=6-4
y=2
Similar questions