9(a+8)=12a

Solution for 9(a+8)=12a equation:

Simplifying
9(a + 8) = 12a

Reorder the terms:
9(8 + a) = 12a
(8 * 9 + a * 9) = 12a
(72 + 9a) = 12a

Solving
72 + 9a = 12a

Solving for variable 'a'.

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

Add '-12a' to each side of the equation.
72 + 9a + -12a = 12a + -12a

Combine like terms: 9a + -12a = -3a
72 + -3a = 12a + -12a

Combine like terms: 12a + -12a = 0
72 + -3a = 0

Add '-72' to each side of the equation.
72 + -72 + -3a = 0 + -72

Combine like terms: 72 + -72 = 0
0 + -3a = 0 + -72
-3a = 0 + -72

Combine like terms: 0 + -72 = -72
-3a = -72

Divide each side by '-3'.
a = 24

Simplifying
a = 24