12a-11=8a-1

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Solution for 12a-11=8a-1 equation:


Simplifying
12a + -11 = 8a + -1

Reorder the terms:
-11 + 12a = 8a + -1

Reorder the terms:
-11 + 12a = -1 + 8a

Solving
-11 + 12a = -1 + 8a

Solving for variable 'a'.

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

Add '-8a' to each side of the equation.
-11 + 12a + -8a = -1 + 8a + -8a

Combine like terms: 12a + -8a = 4a
-11 + 4a = -1 + 8a + -8a

Combine like terms: 8a + -8a = 0
-11 + 4a = -1 + 0
-11 + 4a = -1

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

Combine like terms: -11 + 11 = 0
0 + 4a = -1 + 11
4a = -1 + 11

Combine like terms: -1 + 11 = 10
4a = 10

Divide each side by '4'.
a = 2.5

Simplifying
a = 2.5

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