21x-6x-9=11-5x

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Solution for 21x-6x-9=11-5x equation:


Simplifying
21x + -6x + -9 = 11 + -5x

Reorder the terms:
-9 + 21x + -6x = 11 + -5x

Combine like terms: 21x + -6x = 15x
-9 + 15x = 11 + -5x

Solving
-9 + 15x = 11 + -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.
-9 + 15x + 5x = 11 + -5x + 5x

Combine like terms: 15x + 5x = 20x
-9 + 20x = 11 + -5x + 5x

Combine like terms: -5x + 5x = 0
-9 + 20x = 11 + 0
-9 + 20x = 11

Add '9' to each side of the equation.
-9 + 9 + 20x = 11 + 9

Combine like terms: -9 + 9 = 0
0 + 20x = 11 + 9
20x = 11 + 9

Combine like terms: 11 + 9 = 20
20x = 20

Divide each side by '20'.
x = 1

Simplifying
x = 1

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