9x+30=2x+121

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Solution for 9x+30=2x+121 equation: 



9x+30=2x+121

We move all terms to the left:

9x+30-(2x+121)=0

We get rid of parentheses

9x-2x-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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