w--3=18

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Solution for w--3=18 equation:


w--3=18

We simplify the equation to the form, which is simple to understand 
w+3=18

We move all terms containing w to the left and all other terms to the right. 
+1w=+18-3

We simplify left and right side of the equation. 
+1w=+15

We divide both sides of the equation by 1 to get w. 
w=15

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