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april316
april316 april316
  • 05-12-2015
  • Mathematics
Answered

simplify the expression-3(b-7)

Verified Answer :

Anonymous Anonymous
  • 05-12-2015

-3(b - 7)

Multiply -3 into the parenthesis.

= -3b + 21.

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MathWz
MathWz MathWz
  • 05-12-2015

Multiply -3 to each term in the parentheses:
-3(b)= -3b
-3(-7)= 21
These are not like terms, so write them as an expression:
-3b + 21 or 21 - 3b

Answer Link

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