12+(42-3)2=

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Solution for 12+(42-3)2= equation: 


Simplifying
12 + (42 + -3) * 2 = 0

Combine like terms: 42 + -3 = 39
12 + (39) * 2 = 0

Multiply 39 * 2
12 + 78 = 0

Combine like terms: 12 + 78 = 90
90 = 0

Solving
90 = 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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