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-3(-5-15n)=15(3n-2)
We simplify the equation to the form, which is simple to understand
-3(-5-15n)=15(3n-2)
Reorder the terms in parentheses
+(+15+45n)=15*(3n-2)
Remove unnecessary parentheses
+15+45n=+15+*(+3n-2+)
Reorder the terms in parentheses
+15+45n=+(+45n-30)
Remove unnecessary parentheses
+15+45n=+45n-30
We move all terms containing n to the left and all other terms to the right.
+45n-45n=-30-15
We simplify left and right side of the equation.
n=-45
0=-45
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
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