Question

How do you solve `x+y=5` and `3x-y=3`?

Answer 1

`y=3`
`x=2`

Explanation:

`x+y=5`
`3x-y=3`

`y=5-x`
`3x-(5-x)=3`

`y=5-x`
`3x-5+x=3`

`y=5-x`
`4x=8`

`y=3`
`x=2`