-3(x-23)=90

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Solution for -3(x-23)=90 equation:


Simplifying
-3(x + -23) = 90

Reorder the terms:
-3(-23 + x) = 90
(-23 * -3 + x * -3) = 90
(69 + -3x) = 90

Solving
69 + -3x = 90

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 = 90 + -69

Combine like terms: 69 + -69 = 0
0 + -3x = 90 + -69
-3x = 90 + -69

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

Divide each side by '-3'.
x = -7

Simplifying
x = -7

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