72a-28+40=12+72a

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Solution for 72a-28+40=12+72a equation:


Simplifying
72a + -28 + 40 = 12 + 72a

Reorder the terms:
-28 + 40 + 72a = 12 + 72a

Combine like terms: -28 + 40 = 12
12 + 72a = 12 + 72a

Add '-12' to each side of the equation.
12 + -12 + 72a = 12 + -12 + 72a

Combine like terms: 12 + -12 = 0
0 + 72a = 12 + -12 + 72a
72a = 12 + -12 + 72a

Combine like terms: 12 + -12 = 0
72a = 0 + 72a
72a = 72a

Add '-72a' to each side of the equation.
72a + -72a = 72a + -72a

Combine like terms: 72a + -72a = 0
0 = 72a + -72a

Combine like terms: 72a + -72a = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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