Question

Solve each equation for y

2x+y=5

2x-y+=5

x+2y=5

Answer 1

`2x + y = 5 \\ y = 5 - 2x`

`2x - y + = 5 \\ - y = 5 - 2x`

`x + 2y = 5 \\ 2y = 5 - x \\ 2y = 4 x`