-2a-a+a=3a-9

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


Simplifying
-2a + -1a + a = 3a + -9

Combine like terms: -2a + -1a = -3a
-3a + a = 3a + -9

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

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

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

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

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

Divide each side by '-5'.
a = 1.8

Simplifying
a = 1.8

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