-8(-3-6)+a=86

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Solution for -8(-3-6)+a=86 equation: 


Simplifying
-8(-3 + -6) + a = 86

Combine like terms: -3 + -6 = -9
-8(-9) + a = 86

Multiply -8 * -9
72 + a = 86

Solving
72 + a = 86

Solving for variable 'a'.

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

Add '-72' to each side of the equation.
72 + -72 + a = 86 + -72

Combine like terms: 72 + -72 = 0
0 + a = 86 + -72
a = 86 + -72

Combine like terms: 86 + -72 = 14
a = 14

Simplifying
a = 14

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