7(9=x)=84

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Solution for 7(9=x)=84 equation:



7(9=x)=84
We move all terms to the left:
7(9-(x))=0
We add all the numbers together, and all the variables
7(-1x+9)=0
We multiply parentheses
-7x+63=0
We move all terms containing x to the left, all other terms to the right
-7x=-63
x=-63/-7
x=+9

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