9x-3=21x+5

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


Simplifying
9x + -3 = 21x + 5

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

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

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

Combine like terms: 9x + -21x = -12x
-3 + -12x = 5 + 21x + -21x

Combine like terms: 21x + -21x = 0
-3 + -12x = 5 + 0
-3 + -12x = 5

Add '3' to each side of the equation.
-3 + 3 + -12x = 5 + 3

Combine like terms: -3 + 3 = 0
0 + -12x = 5 + 3
-12x = 5 + 3

Combine like terms: 5 + 3 = 8
-12x = 8

Divide each side by '-12'.
x = -0.6666666667

Simplifying
x = -0.6666666667

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