-3(a-2)=18

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Solution for -3(a-2)=18 equation: 


Simplifying
-3(a + -2) = 18

Reorder the terms:
-3(-2 + a) = 18
(-2 * -3 + a * -3) = 18
(6 + -3a) = 18

Solving
6 + -3a = 18

Solving for variable 'a'.

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

Add '-6' to each side of the equation.
6 + -6 + -3a = 18 + -6

Combine like terms: 6 + -6 = 0
0 + -3a = 18 + -6
-3a = 18 + -6

Combine like terms: 18 + -6 = 12
-3a = 12

Divide each side by '-3'.
a = -4

Simplifying
a = -4

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