3a-7=3a-7

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Solution for 3a-7=3a-7 equation:


Simplifying
3a + -7 = 3a + -7

Reorder the terms:
-7 + 3a = 3a + -7

Reorder the terms:
-7 + 3a = -7 + 3a

Add '7' to each side of the equation.
-7 + 7 + 3a = -7 + 7 + 3a

Combine like terms: -7 + 7 = 0
0 + 3a = -7 + 7 + 3a
3a = -7 + 7 + 3a

Combine like terms: -7 + 7 = 0
3a = 0 + 3a
3a = 3a

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

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

Combine like terms: 3a + -3a = 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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