3x-16=9x+20

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Solution for 3x-16=9x+20 equation:


Simplifying
3x + -16 = 9x + 20

Reorder the terms:
-16 + 3x = 9x + 20

Reorder the terms:
-16 + 3x = 20 + 9x

Solving
-16 + 3x = 20 + 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.
-16 + 3x + -9x = 20 + 9x + -9x

Combine like terms: 3x + -9x = -6x
-16 + -6x = 20 + 9x + -9x

Combine like terms: 9x + -9x = 0
-16 + -6x = 20 + 0
-16 + -6x = 20

Add '16' to each side of the equation.
-16 + 16 + -6x = 20 + 16

Combine like terms: -16 + 16 = 0
0 + -6x = 20 + 16
-6x = 20 + 16

Combine like terms: 20 + 16 = 36
-6x = 36

Divide each side by '-6'.
x = -6

Simplifying
x = -6

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