3(2x-1)=-21

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Solution for 3(2x-1)=-21 equation: 


Simplifying
3(2x + -1) = -21

Reorder the terms:
3(-1 + 2x) = -21
(-1 * 3 + 2x * 3) = -21
(-3 + 6x) = -21

Solving
-3 + 6x = -21

Solving for variable 'x'.

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

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

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

Combine like terms: -21 + 3 = -18
6x = -18

Divide each side by '6'.
x = -3

Simplifying
x = -3

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