9x-18=-9x-54

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Solution for 9x-18=-9x-54 equation:



9x-18=-9x-54
We move all terms to the left:
9x-18-(-9x-54)=0
We get rid of parentheses
9x+9x+54-18=0
We add all the numbers together, and all the variables
18x+36=0
We move all terms containing x to the left, all other terms to the right
18x=-36
x=-36/18
x=-2

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