3(a+8)=9[a-(6-a)]

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Solution for 3(a+8)=9[a-(6-a)] equation:


Simplifying
3(a + 8) = 9[a + -1(6 + -1a)]

Reorder the terms:
3(8 + a) = 9[a + -1(6 + -1a)]
(8 * 3 + a * 3) = 9[a + -1(6 + -1a)]
(24 + 3a) = 9[a + -1(6 + -1a)]
24 + 3a = 9[a + (6 * -1 + -1a * -1)]
24 + 3a = 9[a + (-6 + 1a)]

Reorder the terms:
24 + 3a = 9[-6 + a + 1a]

Combine like terms: a + 1a = 2a
24 + 3a = 9[-6 + 2a]
24 + 3a = [-6 * 9 + 2a * 9]
24 + 3a = [-54 + 18a]

Solving
24 + 3a = -54 + 18a

Solving for variable 'a'.

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

Add '-18a' to each side of the equation.
24 + 3a + -18a = -54 + 18a + -18a

Combine like terms: 3a + -18a = -15a
24 + -15a = -54 + 18a + -18a

Combine like terms: 18a + -18a = 0
24 + -15a = -54 + 0
24 + -15a = -54

Add '-24' to each side of the equation.
24 + -24 + -15a = -54 + -24

Combine like terms: 24 + -24 = 0
0 + -15a = -54 + -24
-15a = -54 + -24

Combine like terms: -54 + -24 = -78
-15a = -78

Divide each side by '-15'.
a = 5.2

Simplifying
a = 5.2

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