9-2a=3a-11

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Solution for 9-2a=3a-11 equation:


Simplifying
9 + -2a = 3a + -11

Reorder the terms:
9 + -2a = -11 + 3a

Solving
9 + -2a = -11 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
9 + -2a + -3a = -11 + 3a + -3a

Combine like terms: -2a + -3a = -5a
9 + -5a = -11 + 3a + -3a

Combine like terms: 3a + -3a = 0
9 + -5a = -11 + 0
9 + -5a = -11

Add '-9' to each side of the equation.
9 + -9 + -5a = -11 + -9

Combine like terms: 9 + -9 = 0
0 + -5a = -11 + -9
-5a = -11 + -9

Combine like terms: -11 + -9 = -20
-5a = -20

Divide each side by '-5'.
a = 4

Simplifying
a = 4

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