2a-12=a+11

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Solution for 2a-12=a+11 equation:


Simplifying
2a + -12 = a + 11

Reorder the terms:
-12 + 2a = a + 11

Reorder the terms:
-12 + 2a = 11 + a

Solving
-12 + 2a = 11 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
-12 + 2a + -1a = 11 + a + -1a

Combine like terms: 2a + -1a = 1a
-12 + 1a = 11 + a + -1a

Combine like terms: a + -1a = 0
-12 + 1a = 11 + 0
-12 + 1a = 11

Add '12' to each side of the equation.
-12 + 12 + 1a = 11 + 12

Combine like terms: -12 + 12 = 0
0 + 1a = 11 + 12
1a = 11 + 12

Combine like terms: 11 + 12 = 23
1a = 23

Divide each side by '1'.
a = 23

Simplifying
a = 23

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