14x-9=9x+21

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Solution for 14x-9=9x+21 equation:


Simplifying
14x + -9 = 9x + 21

Reorder the terms:
-9 + 14x = 9x + 21

Reorder the terms:
-9 + 14x = 21 + 9x

Solving
-9 + 14x = 21 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-9 + 14x + -9x = 21 + 9x + -9x

Combine like terms: 14x + -9x = 5x
-9 + 5x = 21 + 9x + -9x

Combine like terms: 9x + -9x = 0
-9 + 5x = 21 + 0
-9 + 5x = 21

Add '9' to each side of the equation.
-9 + 9 + 5x = 21 + 9

Combine like terms: -9 + 9 = 0
0 + 5x = 21 + 9
5x = 21 + 9

Combine like terms: 21 + 9 = 30
5x = 30

Divide each side by '5'.
x = 6

Simplifying
x = 6

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