-7=-9+2x

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Solution for -7=-9+2x equation: 



-7=-9+2x

We move all terms to the left:

-7-(-9+2x)=0

We add all the numbers together, and all the variables

-(2x-9)-7=0

We get rid of parentheses

-2x+9-7=0

We add all the numbers together, and all the variables

-2x+2=0

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

-2x=-2

x=-2/-2

x=1

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