21x=13x+24

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Solution for 21x=13x+24 equation: 


Simplifying
21x = 13x + 24

Reorder the terms:
21x = 24 + 13x

Solving
21x = 24 + 13x

Solving for variable 'x'.

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

Add '-13x' to each side of the equation.
21x + -13x = 24 + 13x + -13x

Combine like terms: 21x + -13x = 8x
8x = 24 + 13x + -13x

Combine like terms: 13x + -13x = 0
8x = 24 + 0
8x = 24

Divide each side by '8'.
x = 3

Simplifying
x = 3

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