Question

How do you solve `4( 2a + 2) - 17= 1`?

Answer 1

`a=1.25=5/4`

Explanation:

Multiply the 4 into the bracket:
`8a+8-17=1`

Collect 'like' terms:
`8a-9=1`

Move the numerals to one side:
`8a-9+9=1+9`
`8a=10`

Divide both sides by 8 to single out a:
`(8a)/8=10/8`
`a=5/4=1.25`