Answer:
12x+3x+1 = 15x+1
8r+2+2+-3 = 8r+1
8p+7-p+1 = 7p+8
4xy+17+14xy-xy = 17xy+17
11+4-2b+8b = 15+6b
Step-by-step explanation:
Did the best I could.
Answer: Aleah i think the answer is g
4 is 90
1 is 37
3
2 is 127
3 is 23
-56√3x
√147 = 7√3
-8(7√3x)