9+5a=2a+a

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Solution for 9+5a=2a+a equation:


Simplifying
9 + 5a = 2a + a

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

Solving
9 + 5a = 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 + 5a + -3a = 3a + -3a

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

Combine like terms: 3a + -3a = 0
9 + 2a = 0

Add '-9' to each side of the equation.
9 + -9 + 2a = 0 + -9

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

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

Divide each side by '2'.
a = -4.5

Simplifying
a = -4.5

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