-2x=45+7x

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Solution for -2x=45+7x equation: 



-2x=45+7x

We move all terms to the left:

-2x-(45+7x)=0

We add all the numbers together, and all the variables

-2x-(7x+45)=0

We get rid of parentheses

-2x-7x-45=0

We add all the numbers together, and all the variables

-9x-45=0

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

-9x=45

x=45/-9

x=-5

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