2.1+(-6.4)=

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Solution for 2.1+(-6.4)= equation:


2.1+(-6.4)=0

We simplify the equation to the form, which is simple to understand 
2.1+(-6.4)=0

Remove unnecessary parentheses
+2.1-6.4=0

We move all terms containing  to the left and all other terms to the right. 
0=0-2.1+6.4

We simplify left and right side of the equation. 
0=+4.3

0=4.3

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

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