Question

I need help please Right now if you could!!

Answer 1

Answer:

Step-by-step explanation:

Step 2:       2.8z - 3.4z - 7.2 + 6.6

Step 3:       -0.6z - 0.6

-7 (-15w + 21) + 3(18 - 27w)

step 1: 105w - 147 + 54 - 81w