7w-1=20

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Solution for 7w-1=20 equation:


7w-1=20

We simplify the equation to the form, which is simple to understand 
7w-1=20

We move all terms containing w to the left and all other terms to the right. 
+7w=+20+1

We simplify left and right side of the equation. 
+7w=+21

We divide both sides of the equation by 7 to get w. 
w=3

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