3x+(x-13)=7

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Solution for 3x+(x-13)=7 equation:


3x+(x-13)=7

We simplify the equation to the form, which is simple to understand 
3x+(x-13)=7

Remove unnecessary parentheses
+3x+x-13=+7

We move all terms containing x to the left and all other terms to the right. 
+3x+1x=+7+13

We simplify left and right side of the equation. 
+4x=+20

We divide both sides of the equation by 4 to get x. 
x=5

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