1+12+(-4)+1=7

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Solution for 1+12+(-4)+1=7 equation: 


Simplifying
1 + 12 + (-4) + 1 = 7
1 + 12 + -4 + 1 = 7

Combine like terms: 1 + 12 = 13
13 + -4 + 1 = 7

Combine like terms: 13 + -4 = 9
9 + 1 = 7

Combine like terms: 9 + 1 = 10
10 = 7

Solving
10 = 7

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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