18a-6=18a+9-12

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Solution for 18a-6=18a+9-12 equation: 


Simplifying
18a + -6 = 18a + 9 + -12

Reorder the terms:
-6 + 18a = 18a + 9 + -12

Reorder the terms:
-6 + 18a = 9 + -12 + 18a

Combine like terms: 9 + -12 = -3
-6 + 18a = -3 + 18a

Add '-18a' to each side of the equation.
-6 + 18a + -18a = -3 + 18a + -18a

Combine like terms: 18a + -18a = 0
-6 + 0 = -3 + 18a + -18a
-6 = -3 + 18a + -18a

Combine like terms: 18a + -18a = 0
-6 = -3 + 0
-6 = -3

Solving
-6 = -3

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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