7x-28=+5x+12=

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Solution for 7x-28=+5x+12= equation: 



7x-28=+5x+12=

We move all terms to the left:

7x-28-(+5x+12)=0

We add all the numbers together, and all the variables

7x-(5x+12)-28=0

We get rid of parentheses

7x-5x-12-28=0

We add all the numbers together, and all the variables

2x-40=0

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

2x=40

x=40/2

x=20

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