Respuesta :
Answer:
Yes
Step-by-step explanation:
12x minus -3x is the same as adding two positives. That gives us 15x. 4 - 5 is -1. Putting the two simplified parts of the expression together, we get 15x - 1. Mason is correct.
Answer:
yes
Step-by-step explanation:
12x+4-(-3x+5)=15x-1
12x+4+3x-5=15x-1
15x-1=15x-1
yes theyre equal