3+21=-3(2x-8)

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Solution for 3+21=-3(2x-8) equation:


Simplifying
3 + 21 = -3(2x + -8)

Combine like terms: 3 + 21 = 24
24 = -3(2x + -8)

Reorder the terms:
24 = -3(-8 + 2x)
24 = (-8 * -3 + 2x * -3)
24 = (24 + -6x)

Add '-24' to each side of the equation.
24 + -24 = 24 + -24 + -6x

Combine like terms: 24 + -24 = 0
0 = 24 + -24 + -6x

Combine like terms: 24 + -24 = 0
0 = 0 + -6x
0 = -6x

Solving
0 = -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
0 + 6x = -6x + 6x
Remove the zero:
6x = -6x + 6x

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

Divide each side by '6'.
x = 0

Simplifying
x = 0

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