80+x=120

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Solution for 80+x=120 equation:


80+x=120

We simplify the equation to the form, which is simple to understand 
80+x=120

We move all terms containing x to the left and all other terms to the right. 
+1x=+120-80

We simplify left and right side of the equation. 
+1x=+40

We divide both sides of the equation by 1 to get x. 
x=40

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