-13-11a=-31-2a

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Solution for -13-11a=-31-2a equation:


Simplifying
-13 + -11a = -31 + -2a

Solving
-13 + -11a = -31 + -2a

Solving for variable 'a'.

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

Add '2a' to each side of the equation.
-13 + -11a + 2a = -31 + -2a + 2a

Combine like terms: -11a + 2a = -9a
-13 + -9a = -31 + -2a + 2a

Combine like terms: -2a + 2a = 0
-13 + -9a = -31 + 0
-13 + -9a = -31

Add '13' to each side of the equation.
-13 + 13 + -9a = -31 + 13

Combine like terms: -13 + 13 = 0
0 + -9a = -31 + 13
-9a = -31 + 13

Combine like terms: -31 + 13 = -18
-9a = -18

Divide each side by '-9'.
a = 2

Simplifying
a = 2

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