Question

How do you solve 3x/4-21x/32=1 1/8?

Answer 1

`x=12`

Explanation:

`(3x)/4-(21x)/32=1 1/8`
`(3x)/4-(21x)/32=9/8`

Make all the same denominator
`(24x)/32-(21x)/32=36/32`

Multiply everything by 32
`24x-21x=36`
`3x=36`
`x=12`