3n+0.50n=42

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Solution for 3n+0.50n=42 equation:


3n + 0.50n=42

We simplify the equation to the form, which is simple to understand 
3n + 0.50n=42

We move all terms containing n to the left and all other terms to the right. 
+3n + 0.5n=+42

We simplify left and right side of the equation. 
+3.5n=+42

We divide both sides of the equation by 3.5 to get n. 
n=12

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