Question

How do you solve `7a - 3 = 3 - 2a`?

Answer 1

`color(green)(a=2/3)`

Explanation:

Given
`color(white)("XXX")7a-3=3-2a`

Add `2a` to both sides:
`color(white)("XXX")9a-3=3`

Add 3 to both sides
`color(white)("XXX")9a=6`

Divide both sides by `9`
`color(white)("XXX")a=2/3`