Question

I just need you to answer A for me, I have no clue what the equivalent expression is, please help!

Answer 1

Okay here it is. Part A: 
6m + 12 + 42m
48m + 12

Part B: 
6m + 12 + 42m  . used distributive property

Part C: Show that your other expression from Part A is equivalent to the given expression by substituting a number for m. (3 points)
6*0 + 12 + 42*0 = 12
48*0 + 12 = 12