2x+30=121-5x

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Solution for 2x+30=121-5x equation: 



2x+30=121-5x

We move all terms to the left:

2x+30-(121-5x)=0

We add all the numbers together, and all the variables

2x-(-5x+121)+30=0

We get rid of parentheses

2x+5x-121+30=0

We add all the numbers together, and all the variables

7x-91=0

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

7x=91

x=91/7

x=13

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