31=11a-2a

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Solution for 31=11a-2a equation:


Simplifying
31 = 11a + -2a

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

Solving
31 = 9a

Solving for variable 'a'.

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

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

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

Add '-31' to each side of the equation.
31 + -31 + -9a = 0 + -31

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

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

Divide each side by '-9'.
a = 3.444444444

Simplifying
a = 3.444444444

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