(2.1+7.5)+(2.1+1.8)=

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Solution for (2.1+7.5)+(2.1+1.8)= equation: 


Simplifying
(2.1 + 7.5) + (2.1 + 1.8) = 0

Combine like terms: 2.1 + 7.5 = 9.6
(9.6) + (2.1 + 1.8) = 0
9.6 + (2.1 + 1.8) = 0

Combine like terms: 2.1 + 1.8 = 3.9
9.6 + (3.9) = 0
9.6 + 3.9 = 0

Combine like terms: 9.6 + 3.9 = 13.5
13.5 = 0

Solving
13.5 = 0

Couldn't find a variable to solve for.

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

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