20x+5x=21x+4

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Solution for 20x+5x=21x+4 equation:


Simplifying
20x + 5x = 21x + 4

Combine like terms: 20x + 5x = 25x
25x = 21x + 4

Reorder the terms:
25x = 4 + 21x

Solving
25x = 4 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
25x + -21x = 4 + 21x + -21x

Combine like terms: 25x + -21x = 4x
4x = 4 + 21x + -21x

Combine like terms: 21x + -21x = 0
4x = 4 + 0
4x = 4

Divide each side by '4'.
x = 1

Simplifying
x = 1

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