-3(2x-9)=-21

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Solution for -3(2x-9)=-21 equation:


Simplifying
-3(2x + -9) = -21

Reorder the terms:
-3(-9 + 2x) = -21
(-9 * -3 + 2x * -3) = -21
(27 + -6x) = -21

Solving
27 + -6x = -21

Solving for variable 'x'.

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

Add '-27' to each side of the equation.
27 + -27 + -6x = -21 + -27

Combine like terms: 27 + -27 = 0
0 + -6x = -21 + -27
-6x = -21 + -27

Combine like terms: -21 + -27 = -48
-6x = -48

Divide each side by '-6'.
x = 8

Simplifying
x = 8

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