9x-4=5x-84

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Solution for 9x-4=5x-84 equation:



9x-4=5x-84
We move all terms to the left:
9x-4-(5x-84)=0
We get rid of parentheses
9x-5x+84-4=0
We add all the numbers together, and all the variables
4x+80=0
We move all terms containing x to the left, all other terms to the right
4x=-80
x=-80/4
x=-20

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