joshua5509
joshua5509 joshua5509
  • 04-04-2017
  • Mathematics
contestada

What is the answer to 3 (x + 7) =

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sweeneyrobert67
sweeneyrobert67 sweeneyrobert67
  • 04-04-2017
divide by 3 on both sides
x+7=3
subtract 7 from both sides
x=-7/3

or something
Answer Link
allywilhelm allywilhelm
  • 04-04-2017
Distribute the 3 to x and 7.
3x+21

If you solve for x then you would subtract the 21 and move it to the other side of the equal sign 
3x=-21
Divide by 3
x=-7
Answer Link

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