9a-3(a+6)=

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


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

Reorder the terms:
9a + -3(6 + a) = 0
9a + (6 * -3 + a * -3) = 0
9a + (-18 + -3a) = 0

Reorder the terms:
-18 + 9a + -3a = 0

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

Solving
-18 + 6a = 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 + 6a = 0 + 18

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

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

Divide each side by '6'.
a = 3

Simplifying
a = 3

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