65.4k views
4 votes
-3(b – 7) I need a answer bad

User Kimora
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5.3k points

2 Answers

1 vote
-3(b - 7)...distribute thru the parenthesis...that means multiply 3 by everything in the parenthesis to get rid of the parenthesis

(-3 * b) - (-3 * 7) = -3b - (-21) = -3b + 21 <==
User Dimitriy
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4.6k points
5 votes
-3(b - 7)

-3*b = -3b

-3*7 = -21

-3b - 21
User Danny Delott
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5.5k points