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22.5+7(n-3.4)=0
We simplify the equation to the form, which is simple to understand
22.5+7(n-3.4)=0
Reorder the terms in parentheses
22.5+(+7n-23.8)=0
Remove unnecessary parentheses
+22.5+7n-23.8=0
We move all terms containing n to the left and all other terms to the right.
+7n=0-22.5+23.8
We simplify left and right side of the equation.
+7n=+1.3
We divide both sides of the equation by 7 to get n.
n=0.185714285714
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