12n-3=7n-4+5n

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Solution for 12n-3=7n-4+5n equation: 


Simplifying
12n + -3 = 7n + -4 + 5n

Reorder the terms:
-3 + 12n = 7n + -4 + 5n

Reorder the terms:
-3 + 12n = -4 + 7n + 5n

Combine like terms: 7n + 5n = 12n
-3 + 12n = -4 + 12n

Add '-12n' to each side of the equation.
-3 + 12n + -12n = -4 + 12n + -12n

Combine like terms: 12n + -12n = 0
-3 + 0 = -4 + 12n + -12n
-3 = -4 + 12n + -12n

Combine like terms: 12n + -12n = 0
-3 = -4 + 0
-3 = -4

Solving
-3 = -4

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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