2x-30=7x+84

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Solution for 2x-30=7x+84 equation: 



2x-30=7x+84

We move all terms to the left:

2x-30-(7x+84)=0

We get rid of parentheses

2x-7x-84-30=0

We add all the numbers together, and all the variables

-5x-114=0

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

-5x=114

x=114/-5

x=-22+4/5

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