-3(x-2)=-21

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Solution for -3(x-2)=-21 equation: 


Simplifying
-3(x + -2) = -21

Reorder the terms:
-3(-2 + x) = -21
(-2 * -3 + x * -3) = -21
(6 + -3x) = -21

Solving
6 + -3x = -21

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + -3x = -21 + -6

Combine like terms: 6 + -6 = 0
0 + -3x = -21 + -6
-3x = -21 + -6

Combine like terms: -21 + -6 = -27
-3x = -27

Divide each side by '-3'.
x = 9

Simplifying
x = 9

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