9(4-8(a-8))=9(8-4a)

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Solution for 9(4-8(a-8))=9(8-4a) equation:


Simplifying
9(4 + -8(a + -8)) = 9(8 + -4a)

Reorder the terms:
9(4 + -8(-8 + a)) = 9(8 + -4a)
9(4 + (-8 * -8 + a * -8)) = 9(8 + -4a)
9(4 + (64 + -8a)) = 9(8 + -4a)

Combine like terms: 4 + 64 = 68
9(68 + -8a) = 9(8 + -4a)
(68 * 9 + -8a * 9) = 9(8 + -4a)
(612 + -72a) = 9(8 + -4a)
612 + -72a = (8 * 9 + -4a * 9)
612 + -72a = (72 + -36a)

Solving
612 + -72a = 72 + -36a

Solving for variable 'a'.

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

Add '36a' to each side of the equation.
612 + -72a + 36a = 72 + -36a + 36a

Combine like terms: -72a + 36a = -36a
612 + -36a = 72 + -36a + 36a

Combine like terms: -36a + 36a = 0
612 + -36a = 72 + 0
612 + -36a = 72

Add '-612' to each side of the equation.
612 + -612 + -36a = 72 + -612

Combine like terms: 612 + -612 = 0
0 + -36a = 72 + -612
-36a = 72 + -612

Combine like terms: 72 + -612 = -540
-36a = -540

Divide each side by '-36'.
a = 15

Simplifying
a = 15

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