Question

How do you find x when y= -2, -1, 0 and 1 given `2x+y=5`?

Answer 1

`x= 7/2, 3, 5/2, 2`

Explanation:

`y=-2 rArr 2x-2=5rArr2x=7rArrx=7/2`
`y=-1 rArr 2x-1=5rArr2x=6rArrx=3`
`y=0 rArr 2x+0=5rArr2x=5rArrx=5/2`
`y=1 rArr 2x+1=5rArr2x=4rArrx=2`