0.3(0.9-1.2)=-0.3+0.21

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Solution for 0.3(0.9-1.2)=-0.3+0.21 equation: 


Simplifying
0.3(0.9 + -1.2) = -0.3 + 0.21

Combine like terms: 0.9 + -1.2 = -0.3
0.3(-0.3) = -0.3 + 0.21

Multiply 0.3 * -0.3
-0.09 = -0.3 + 0.21

Combine like terms: -0.3 + 0.21 = -0.09
-0.09 = -0.09

Add '0.09' to each side of the equation.
-0.09 + 0.09 = -0.09 + 0.09

Combine like terms: -0.09 + 0.09 = 0.00
0.00 = -0.09 + 0.09

Combine like terms: -0.09 + 0.09 = 0.00
0.00 = 0.00

Solving
0.00 = 0.00

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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