9x-3=5x+21

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Solution for 9x-3=5x+21 equation:


Simplifying
9x + -3 = 5x + 21

Reorder the terms:
-3 + 9x = 5x + 21

Reorder the terms:
-3 + 9x = 21 + 5x

Solving
-3 + 9x = 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.
-3 + 9x + -5x = 21 + 5x + -5x

Combine like terms: 9x + -5x = 4x
-3 + 4x = 21 + 5x + -5x

Combine like terms: 5x + -5x = 0
-3 + 4x = 21 + 0
-3 + 4x = 21

Add '3' to each side of the equation.
-3 + 3 + 4x = 21 + 3

Combine like terms: -3 + 3 = 0
0 + 4x = 21 + 3
4x = 21 + 3

Combine like terms: 21 + 3 = 24
4x = 24

Divide each side by '4'.
x = 6

Simplifying
x = 6

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