31=12a-5

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Solution for 31=12a-5 equation: 


Simplifying
31 = 12a + -5

Reorder the terms:
31 = -5 + 12a

Solving
31 = -5 + 12a

Solving for variable 'a'.

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

Add '-12a' to each side of the equation.
31 + -12a = -5 + 12a + -12a

Combine like terms: 12a + -12a = 0
31 + -12a = -5 + 0
31 + -12a = -5

Add '-31' to each side of the equation.
31 + -31 + -12a = -5 + -31

Combine like terms: 31 + -31 = 0
0 + -12a = -5 + -31
-12a = -5 + -31

Combine like terms: -5 + -31 = -36
-12a = -36

Divide each side by '-12'.
a = 3

Simplifying
a = 3

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