-3a+6-3a+9=

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Solution for -3a+6-3a+9= equation:


Simplifying
-3a + 6 + -3a + 9 = 0

Reorder the terms:
6 + 9 + -3a + -3a = 0

Combine like terms: 6 + 9 = 15
15 + -3a + -3a = 0

Combine like terms: -3a + -3a = -6a
15 + -6a = 0

Solving
15 + -6a = 0

Solving for variable 'a'.

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

Add '-15' to each side of the equation.
15 + -15 + -6a = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -6a = 0 + -15
-6a = 0 + -15

Combine like terms: 0 + -15 = -15
-6a = -15

Divide each side by '-6'.
a = 2.5

Simplifying
a = 2.5

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