4(3x-21)=24

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Solution for 4(3x-21)=24 equation: 


Simplifying
4(3x + -21) = 24

Reorder the terms:
4(-21 + 3x) = 24
(-21 * 4 + 3x * 4) = 24
(-84 + 12x) = 24

Solving
-84 + 12x = 24

Solving for variable 'x'.

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

Add '84' to each side of the equation.
-84 + 84 + 12x = 24 + 84

Combine like terms: -84 + 84 = 0
0 + 12x = 24 + 84
12x = 24 + 84

Combine like terms: 24 + 84 = 108
12x = 108

Divide each side by '12'.
x = 9

Simplifying
x = 9

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