7x+18+5x-12=90

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Solution for 7x+18+5x-12=90 equation:



7x+18+5x-12=90
We move all terms to the left:
7x+18+5x-12-(90)=0
We add all the numbers together, and all the variables
12x-84=0
We move all terms containing x to the left, all other terms to the right
12x=84
x=84/12
x=7

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