Answer:8 cm by 10 cm
Step-by-step explanation:
8*2+10*2=36
8*10=80
Answer:
4n^3 +n +7
Step-by-step explanation:
(5n^3+7n+2)+(-n^3-6n+5)
I like to line them up vertically
5n^3+7n+2
-n^3 -6n+5
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4n^3 +n +7
Answer:
Step By Step Explanation:
Remove Parenthesis: (a) = a
Group Like Terms
Combine Similar Elements:
Combine Similar Elements:
Add:
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