8(a+7)-6(-9-3)=

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Solution for 8(a+7)-6(-9-3)= equation:


Simplifying
8(a + 7) + -6(-9 + -3) = 0

Reorder the terms:
8(7 + a) + -6(-9 + -3) = 0
(7 * 8 + a * 8) + -6(-9 + -3) = 0
(56 + 8a) + -6(-9 + -3) = 0

Combine like terms: -9 + -3 = -12
56 + 8a + -6(-12) = 0

Multiply -6 * -12
56 + 8a + 72 = 0

Reorder the terms:
56 + 72 + 8a = 0

Combine like terms: 56 + 72 = 128
128 + 8a = 0

Solving
128 + 8a = 0

Solving for variable 'a'.

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

Add '-128' to each side of the equation.
128 + -128 + 8a = 0 + -128

Combine like terms: 128 + -128 = 0
0 + 8a = 0 + -128
8a = 0 + -128

Combine like terms: 0 + -128 = -128
8a = -128

Divide each side by '8'.
a = -16

Simplifying
a = -16

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