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-0.15(2.8)=0
We simplify the equation to the form, which is simple to understand
-0.15(2.8)=0
Reorder the terms in parentheses
+(-0.42)=0
Remove unnecessary parentheses
-0.42=0
We move all terms containing to the left and all other terms to the right.
0=0 + 0.42
We simplify left and right side of the equation.
0=0.42
0=0.42
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
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