-2(-2)+(12-9)=2+9+2(-2)

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Solution for -2(-2)+(12-9)=2+9+2(-2) equation: 


Simplifying
-2(-2) + (12 + -9) = 2 + 9 + 2(-2)

Multiply -2 * -2
4 + (12 + -9) = 2 + 9 + 2(-2)

Combine like terms: 12 + -9 = 3
4 + (3) = 2 + 9 + 2(-2)
4 + 3 = 2 + 9 + 2(-2)

Combine like terms: 4 + 3 = 7
7 = 2 + 9 + 2(-2)

Multiply 2 * -2
7 = 2 + 9 + -4

Combine like terms: 2 + 9 = 11
7 = 11 + -4

Combine like terms: 11 + -4 = 7
7 = 7

Add '-7' to each side of the equation.
7 + -7 = 7 + -7

Combine like terms: 7 + -7 = 0
0 = 7 + -7

Combine like terms: 7 + -7 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

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

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