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8.1(-8.7)+2.3=5.1(-8.7)-3.1
We simplify the equation to the form, which is simple to understand
8.1(-8.7)+2.3=5.1(-8.7)-3.1
Reorder the terms in parentheses
+(-70.47)+2.3=5.1*(-8.7)-3.1
Remove unnecessary parentheses
-70.47+2.3=+5.1+*(-8.7+)-3.1
Reorder the terms in parentheses
-70.47+2.3=+(-44.37)-3.1
Remove unnecessary parentheses
-70.47+2.3=-44.37-3.1
We move all terms containing to the left and all other terms to the right.
0=-44.37-3.1+70.47-2.3
We simplify left and right side of the equation.
0=+20.7
0=20.7
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
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