3x+20-5x=3x+9

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Solution for 3x+20-5x=3x+9 equation:


Simplifying
3x + 20 + -5x = 3x + 9

Reorder the terms:
20 + 3x + -5x = 3x + 9

Combine like terms: 3x + -5x = -2x
20 + -2x = 3x + 9

Reorder the terms:
20 + -2x = 9 + 3x

Solving
20 + -2x = 9 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
20 + -2x + -3x = 9 + 3x + -3x

Combine like terms: -2x + -3x = -5x
20 + -5x = 9 + 3x + -3x

Combine like terms: 3x + -3x = 0
20 + -5x = 9 + 0
20 + -5x = 9

Add '-20' to each side of the equation.
20 + -20 + -5x = 9 + -20

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

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

Divide each side by '-5'.
x = 2.2

Simplifying
x = 2.2

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