7x-30+9x=18

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Solution for 7x-30+9x=18 equation:



7x-30+9x=18
We move all terms to the left:
7x-30+9x-(18)=0
We add all the numbers together, and all the variables
16x-48=0
We move all terms containing x to the left, all other terms to the right
16x=48
x=48/16
x=3

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