7x+12=2x+78

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Solution for 7x+12=2x+78 equation: 



7x+12=2x+78

We move all terms to the left:

7x+12-(2x+78)=0

We get rid of parentheses

7x-2x-78+12=0

We add all the numbers together, and all the variables

5x-66=0

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

5x=66

x=66/5

x=13+1/5

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