7(3)-x=9

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Solution for 7(3)-x=9 equation: 



7(3)-x=9

We move all terms to the left:

7(3)-x-(9)=0

We add all the numbers together, and all the variables

-1x+64=0

We move all terms containing x to the left, all other terms to the right

-x=-64

x=-64/-1

x=+64

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