x-30=42

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Solution for x-30=42 equation:


x-30=42

We simplify the equation to the form, which is simple to understand 
x-30=42

We move all terms containing x to the left and all other terms to the right. 
+1x=+42+30

We simplify left and right side of the equation. 
+1x=+72

We divide both sides of the equation by 1 to get x. 
x=72

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