9x+1=21x+1

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Solution for 9x+1=21x+1 equation:


Simplifying
9x + 1 = 21x + 1

Reorder the terms:
1 + 9x = 21x + 1

Reorder the terms:
1 + 9x = 1 + 21x

Add '-1' to each side of the equation.
1 + -1 + 9x = 1 + -1 + 21x

Combine like terms: 1 + -1 = 0
0 + 9x = 1 + -1 + 21x
9x = 1 + -1 + 21x

Combine like terms: 1 + -1 = 0
9x = 0 + 21x
9x = 21x

Solving
9x = 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.
9x + -21x = 21x + -21x

Combine like terms: 9x + -21x = -12x
-12x = 21x + -21x

Combine like terms: 21x + -21x = 0
-12x = 0

Divide each side by '-12'.
x = 0

Simplifying
x = 0

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