-2(9 + 3n) - 9 (1 - 10n)*
2 answers:
Answer:
-27+84n
Step-by-step explanation:
-2(9 + 3n) - 9 (1 - 10n)
First, Distribute the -2 and -9
18-6n-9+90n
Next, combine like terms (18n and 90n) (-4 and -9)
leaving you with -27 + 84n
Answer:
-27+84n
Step-by-step explanation:
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