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Consider the equation: 3(–4n – 9) = 21

Use the distributive property and properties of equality to solve for n.

n = ???

User Recession
by
8.0k points

2 Answers

1 vote

Answer:

-4

B

The second one.

Explanation:

User Max Yankov
by
8.6k points
5 votes
3(-4b - 9) = 21

3 * -4 = -12 3 * -9 = -27

-12b - 27 = 21
+27 +27

-12b = 48 “Divide both sides by 12b”


n = -4
User Carsten Franke
by
7.4k points

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