Answer:
D
Step-by-step explanation:
Step-by-step explanation:
-a-7a/8
-8a-7a/8
-15a/8
Hope it helps you
Answer: 
<u>Remove "x" and add</u>
-2 + 9 = 7
<u>Add "x" back</u>
7 -----> 7x
Note: When adding/subtracting problems like these remove "x" and then add/subtract normaly. When you get your answer put x back.
Answer:
-38
Step-by-step explanation:
y=2
z=-17
yz-y^2
(2)(-17)-(2)^2
-34-4
-38
Answer:
SRT
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