Answer:
2z +9
Step-by-step explanation:
I like to line them up vertically and add like terms
6z+2
-4z +7
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Decreased by means " -".
11.4 -15.7 = -4.3
Answer A.
m^4
To solve you combine all the exponents
here's your answer in the given attachment
The answer is ✰ 4 ✰
:))
