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5/4(12)+2/5(20)=0
We simplify the equation to the form, which is simple to understand
5/4(12)+2/5(20)=0
Reorder the terms in parentheses
+(+15) + 0.4*(20)=0
Remove unnecessary parentheses
+15 + 0.4+*(+20+)=0
Reorder the terms in parentheses
+15+(+8)=0
Remove unnecessary parentheses
+15+8=0
We move all terms containing to the left and all other terms to the right.
0=0-15-8
We simplify left and right side of the equation.
0=-23
0=-23
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
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