3(x-23)=21

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Solution for 3(x-23)=21 equation: 


Simplifying
3(x + -23) = 21

Reorder the terms:
3(-23 + x) = 21
(-23 * 3 + x * 3) = 21
(-69 + 3x) = 21

Solving
-69 + 3x = 21

Solving for variable 'x'.

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

Add '69' to each side of the equation.
-69 + 69 + 3x = 21 + 69

Combine like terms: -69 + 69 = 0
0 + 3x = 21 + 69
3x = 21 + 69

Combine like terms: 21 + 69 = 90
3x = 90

Divide each side by '3'.
x = 30

Simplifying
x = 30

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