2.1+3(-0.4)=

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Solution for 2.1+3(-0.4)= equation: 


Simplifying
2.1 + 3(-0.4) = 0

Multiply 3 * -0.4
2.1 + -1.2 = 0

Combine like terms: 2.1 + -1.2 = 0.9
0.9 = 0

Solving
0.9 = 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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