-9(8-4a)=15

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Solution for -9(8-4a)=15 equation: 


Simplifying
-9(8 + -4a) = 15
(8 * -9 + -4a * -9) = 15
(-72 + 36a) = 15

Solving
-72 + 36a = 15

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 + 36a = 15 + 72

Combine like terms: -72 + 72 = 0
0 + 36a = 15 + 72
36a = 15 + 72

Combine like terms: 15 + 72 = 87
36a = 87

Divide each side by '36'.
a = 2.416666667

Simplifying
a = 2.416666667

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