help i need a two column proof for 1/2(4x-6)=15

Question

i just dont get how to do with the fraction

Answer 1

1/2(4x-6)=15 Given

4x-6 = 30 Multiplication Property of Equality (multiplied both sides by 2)

4x = 36 Addition Property of Equality (added 6 to both sides)

x = 9 Division Property of Equality (divided both sides by 9)

Q.E.D.