13-2q=9-2q+4

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Solution for 13-2q=9-2q+4 equation:


Simplifying
13 + -2q = 9 + -2q + 4

Reorder the terms:
13 + -2q = 9 + 4 + -2q

Combine like terms: 9 + 4 = 13
13 + -2q = 13 + -2q

Add '-13' to each side of the equation.
13 + -13 + -2q = 13 + -13 + -2q

Combine like terms: 13 + -13 = 0
0 + -2q = 13 + -13 + -2q
-2q = 13 + -13 + -2q

Combine like terms: 13 + -13 = 0
-2q = 0 + -2q
-2q = -2q

Add '2q' to each side of the equation.
-2q + 2q = -2q + 2q

Combine like terms: -2q + 2q = 0
0 = -2q + 2q

Combine like terms: -2q + 2q = 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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