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3z2 - 2z + 8 - (10z2 +7z - 12)
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1 vote
3z2 - 2z + 8
-
(10z2 +7z - 12)

User Nachoargentina
by
7.4k points

1 Answer

2 votes

Answer: 7z²-9z+20

Explanation:

PEMDAS - Please Excuse My Dear Aunt Sally - Parentheses, Exponents, Multiplication, Division, Addition, Subtraction

User Adi Barda
by
7.7k points
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