(12)-(42)=

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Solution for (12)-(42)= equation: 


Simplifying
(12) + -1(42) = 0
12 + -1(42) = 0

Multiply -1 * 42
12 + -42 = 0

Combine like terms: 12 + -42 = -30
-30 = 0

Solving
-30 = 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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