90+x=220

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Solution for 90+x=220 equation:


90+x=220

We simplify the equation to the form, which is simple to understand 
90+x=220

We move all terms containing x to the left and all other terms to the right. 
+1x=+220-90

We simplify left and right side of the equation. 
+1x=+130

We divide both sides of the equation by 1 to get x. 
x=130

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