3.5n-3-7.5=17.5

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Solution for 3.5n-3-7.5=17.5 equation:


3.5n-3-7.5=17.5

We simplify the equation to the form, which is simple to understand 
3.5n-3-7.5=17.5

We move all terms containing n to the left and all other terms to the right. 
+3.5n=+17.5+3+7.5

We simplify left and right side of the equation. 
+3.5n=+28

We divide both sides of the equation by 3.5 to get n. 
n=8

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