11a-12=13a

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Solution for 11a-12=13a equation:


Simplifying
11a + -12 = 13a

Reorder the terms:
-12 + 11a = 13a

Solving
-12 + 11a = 13a

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-13a' to each side of the equation.
-12 + 11a + -13a = 13a + -13a

Combine like terms: 11a + -13a = -2a
-12 + -2a = 13a + -13a

Combine like terms: 13a + -13a = 0
-12 + -2a = 0

Add '12' to each side of the equation.
-12 + 12 + -2a = 0 + 12

Combine like terms: -12 + 12 = 0
0 + -2a = 0 + 12
-2a = 0 + 12

Combine like terms: 0 + 12 = 12
-2a = 12

Divide each side by '-2'.
a = -6

Simplifying
a = -6

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