12=7x-45

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Solution for 12=7x-45 equation: 



12=7x-45

We move all terms to the left:

12-(7x-45)=0

We get rid of parentheses

-7x+45+12=0

We add all the numbers together, and all the variables

-7x+57=0

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

-7x=-57

x=-57/-7

x=8+1/7

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