6x+18+3x-9=90

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Solution for 6x+18+3x-9=90 equation:



6x+18+3x-9=90
We move all terms to the left:
6x+18+3x-9-(90)=0
We add all the numbers together, and all the variables
9x-81=0
We move all terms containing x to the left, all other terms to the right
9x=81
x=81/9
x=9

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