3a+3a+3a+9+6a+9=

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


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

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

Combine like terms: 9 + 9 = 18
18 + 3a + 3a + 3a + 6a = 0

Combine like terms: 3a + 3a = 6a
18 + 6a + 3a + 6a = 0

Combine like terms: 6a + 3a = 9a
18 + 9a + 6a = 0

Combine like terms: 9a + 6a = 15a
18 + 15a = 0

Solving
18 + 15a = 0

Solving for variable 'a'.

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

Add '-18' to each side of the equation.
18 + -18 + 15a = 0 + -18

Combine like terms: 18 + -18 = 0
0 + 15a = 0 + -18
15a = 0 + -18

Combine like terms: 0 + -18 = -18
15a = -18

Divide each side by '15'.
a = -1.2

Simplifying
a = -1.2

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