12=2(3)+7

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Solution for 12=2(3)+7 equation: 


Simplifying
12 = 2(3) + 7

Multiply 2 * 3
12 = 6 + 7

Combine like terms: 6 + 7 = 13
12 = 13

Solving
12 = 13

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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