11-1a=12+4a

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Solution for 11-1a=12+4a equation:


Simplifying
11 + -1a = 12 + 4a

Solving
11 + -1a = 12 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
11 + -1a + -4a = 12 + 4a + -4a

Combine like terms: -1a + -4a = -5a
11 + -5a = 12 + 4a + -4a

Combine like terms: 4a + -4a = 0
11 + -5a = 12 + 0
11 + -5a = 12

Add '-11' to each side of the equation.
11 + -11 + -5a = 12 + -11

Combine like terms: 11 + -11 = 0
0 + -5a = 12 + -11
-5a = 12 + -11

Combine like terms: 12 + -11 = 1
-5a = 1

Divide each side by '-5'.
a = -0.2

Simplifying
a = -0.2

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