3(-7)=2x

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Solution for 3(-7)=2x equation:



3(-7)=2x
We move all terms to the left:
3(-7)-(2x)=0
We add all the numbers together, and all the variables
-2x-21=0
We move all terms containing x to the left, all other terms to the right
-2x=21
x=21/-2
x=-10+1/2

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