13-6a=31

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Solution for 13-6a=31 equation: 


Simplifying
13 + -6a = 31

Solving
13 + -6a = 31

Solving for variable 'a'.

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

Add '-13' to each side of the equation.
13 + -13 + -6a = 31 + -13

Combine like terms: 13 + -13 = 0
0 + -6a = 31 + -13
-6a = 31 + -13

Combine like terms: 31 + -13 = 18
-6a = 18

Divide each side by '-6'.
a = -3

Simplifying
a = -3

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