24-3x=-21

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Solution for 24-3x=-21 equation: 


Simplifying
24 + -3x = -21

Solving
24 + -3x = -21

Solving for variable 'x'.

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

Add '-24' to each side of the equation.
24 + -24 + -3x = -21 + -24

Combine like terms: 24 + -24 = 0
0 + -3x = -21 + -24
-3x = -21 + -24

Combine like terms: -21 + -24 = -45
-3x = -45

Divide each side by '-3'.
x = 15

Simplifying
x = 15

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