2x+(-30)=45+x

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Solution for 2x+(-30)=45+x equation: 



2x+(-30)=45+x

We move all terms to the left:

2x+(-30)-(45+x)=0

We add all the numbers together, and all the variables

2x-(x+45)+(-30)=0

We add all the numbers together, and all the variables

2x-(x+45)-30=0

We get rid of parentheses

2x-x-45-30=0

We add all the numbers together, and all the variables

x-75=0

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

x=75

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