-4.5+(-8.1)=

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Solution for -4.5+(-8.1)= equation:


-4.5+(-8.1)=0

We simplify the equation to the form, which is simple to understand 
-4.5+(-8.1)=0

Remove unnecessary parentheses
-4.5-8.1=0

We move all terms containing  to the left and all other terms to the right. 
0=0+4.5+8.1

We simplify left and right side of the equation. 
0=+12.6

0=12.6

The left and right sides are not equal, therefore there is no solution. This equation is invalid.

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