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-50=6x+7x+2
We move all terms to the left:
-50-(6x+7x+2)=0
We add all the numbers together, and all the variables
-(13x+2)-50=0
We get rid of parentheses
-13x-2-50=0
We add all the numbers together, and all the variables
-13x-52=0
We move all terms containing x to the left, all other terms to the right
-13x=52
x=52/-13
x=-4
| 5x=9-3x=18+15 | | 2/3(x-6)+1=x-2 | | 7y=13y=-29-37 | | 3y^2/3=48 |