Question

Write four solution for 2x - y = 7​

Answer 1

Explanation:

2x-y=7

for y,

y=2x-7

putting value of y

we get, 2x-(2x-7)=7

2x-2x-7=7

-7=7

=-1

Answer 2

Answer:

x=7-y/2

y=2x - 7

2x -y = 7 and the 4th i don't know