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vanesa5
vanesa5 vanesa5
  • 08-09-2016
  • Mathematics
Answered

Which of the following expressions is equivalent to 7(x+3


10+x

7x +21

7x +3

3x +21

Verified Answer :

texaschic101
texaschic101 texaschic101
  • 08-09-2016

7(x + 3)....distribute the 7 through the parenthesis...that means multiply 7 by everything in the parenthesis.

7(x + 3) = (7 x) + (7 3) = 7x + 21

Answer Link
alishaph506
alishaph506 alishaph506
  • 08-09-2016

by using the distributive property you can find that 7(x+3) is 7x + 21.

Answer Link

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