20x-54=21-5x

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Solution for 20x-54=21-5x equation:


Simplifying
20x + -54 = 21 + -5x

Reorder the terms:
-54 + 20x = 21 + -5x

Solving
-54 + 20x = 21 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
-54 + 20x + 5x = 21 + -5x + 5x

Combine like terms: 20x + 5x = 25x
-54 + 25x = 21 + -5x + 5x

Combine like terms: -5x + 5x = 0
-54 + 25x = 21 + 0
-54 + 25x = 21

Add '54' to each side of the equation.
-54 + 54 + 25x = 21 + 54

Combine like terms: -54 + 54 = 0
0 + 25x = 21 + 54
25x = 21 + 54

Combine like terms: 21 + 54 = 75
25x = 75

Divide each side by '25'.
x = 3

Simplifying
x = 3

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