3x-8=30+18+15=90

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Solution for 3x-8=30+18+15=90 equation: 



3x-8=30+18+15=90

We move all terms to the left:

3x-8-(30+18+15)=0

We add all the numbers together, and all the variables

3x-8-63=0

We add all the numbers together, and all the variables

3x-71=0

We move all terms containing x to the left, all other terms to the right

3x=71

x=71/3

x=23+2/3

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