8(12-a)+7a=5(a-6)

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Solution for 8(12-a)+7a=5(a-6) equation:


Simplifying
8(12 + -1a) + 7a = 5(a + -6)
(12 * 8 + -1a * 8) + 7a = 5(a + -6)
(96 + -8a) + 7a = 5(a + -6)

Combine like terms: -8a + 7a = -1a
96 + -1a = 5(a + -6)

Reorder the terms:
96 + -1a = 5(-6 + a)
96 + -1a = (-6 * 5 + a * 5)
96 + -1a = (-30 + 5a)

Solving
96 + -1a = -30 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
96 + -1a + -5a = -30 + 5a + -5a

Combine like terms: -1a + -5a = -6a
96 + -6a = -30 + 5a + -5a

Combine like terms: 5a + -5a = 0
96 + -6a = -30 + 0
96 + -6a = -30

Add '-96' to each side of the equation.
96 + -96 + -6a = -30 + -96

Combine like terms: 96 + -96 = 0
0 + -6a = -30 + -96
-6a = -30 + -96

Combine like terms: -30 + -96 = -126
-6a = -126

Divide each side by '-6'.
a = 21

Simplifying
a = 21

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