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-3-30=4(-7n+5)
We simplify the equation to the form, which is simple to understand
-3-30=4(-7n+5)
Reorder the terms in parentheses
-3-30=+(-28n+20)
Remove unnecessary parentheses
-3-30=-28n+20
We move all terms containing n to the left and all other terms to the right.
+28n=+20+3+30
We simplify left and right side of the equation.
+28n=+53
We divide both sides of the equation by 028 to get n.
n=1.8928571428571
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