Question

Can someone please tell me the answer to this?

Answer 1

A) 3b-7b
-4b

b) a+a-5a
-3a

c) -3-3r
cannot be simplified, no like terms

d) 7t-8t-8
-t-8

e) -15p-20
cannot be simplified, no like terms

f) -g-g-g
-3g