[7x+12]=40

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Solution for [7x+12]=40 equation:


[7x+12]=40

We simplify the equation to the form, which is simple to understand 
(7x+12)=40

Remove unnecessary parentheses
7x+12=40

We move all terms containing x to the left and all other terms to the right. 
+7x=+40-12

We simplify left and right side of the equation. 
+7x=+28

We divide both sides of the equation by 7 to get x. 
x=4

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