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23 votes
3(n + 7) i need this in step by step pls help me

2 Answers

7 votes

Answer:

3n+21

IF the question required =0 then move the 21 to the other side

and divide both sides by 3 and x would equal to -7

Explanation:

3(n+7)

use the distributive property, so multiply 3 with n and 7

3n+21

User Erick Gallani
by
2.5k points
4 votes

Answer: 3n+21

Step-by-step explanation: it’s the distributive property so you multiply the number outside the parentheses times the numbers or number inside the parentheses

User Robert Dolca
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3.6k points