is this CPM? LOL. i got you. 3-19
3-19
a) -8
b) 0
c) -2
3-20
a) -18 The terms are -8, and 2(-5) Terms are either an individual number, or a multiplication sentence
b) 33.1 The terms are 3(7.5 + 2) and 4.6
c) i am answering the rest in the comments
d) i am answering the rest in the comments
3-21
a) 0
b) -3
c) 3
d) -6
I am answering the rest in the comments