3x-+7=5x-15=51-x

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Solution for 3x-+7=5x-15=51-x equation: 



3x-+7=5x-15=51-x

We move all terms to the left:

3x-+7-(5x-15)=0

We add all the numbers together, and all the variables

3x-(5x-15)=0

We get rid of parentheses

3x-5x+15=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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