7=22-2x

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Solution for 7=22-2x equation: 



7=22-2x

We move all terms to the left:

7-(22-2x)=0

We add all the numbers together, and all the variables

-(-2x+22)+7=0

We get rid of parentheses

2x-22+7=0

We add all the numbers together, and all the variables

2x-15=0

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

2x=15

x=15/2

x=7+1/2

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