-45=7x-3

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Solution for -45=7x-3 equation: 



-45=7x-3

We move all terms to the left:

-45-(7x-3)=0

We get rid of parentheses

-7x+3-45=0

We add all the numbers together, and all the variables

-7x-42=0

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

-7x=42

x=42/-7

x=-6

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