84=-3(8-6a)

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Solution for 84=-3(8-6a) equation:


Simplifying
84 = -3(8 + -6a)
84 = (8 * -3 + -6a * -3)
84 = (-24 + 18a)

Solving
84 = -24 + 18a

Solving for variable 'a'.

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

Add '-18a' to each side of the equation.
84 + -18a = -24 + 18a + -18a

Combine like terms: 18a + -18a = 0
84 + -18a = -24 + 0
84 + -18a = -24

Add '-84' to each side of the equation.
84 + -84 + -18a = -24 + -84

Combine like terms: 84 + -84 = 0
0 + -18a = -24 + -84
-18a = -24 + -84

Combine like terms: -24 + -84 = -108
-18a = -108

Divide each side by '-18'.
a = 6

Simplifying
a = 6

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