20x+9=12-4x

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Solution for 20x+9=12-4x equation:


Simplifying
20x + 9 = 12 + -4x

Reorder the terms:
9 + 20x = 12 + -4x

Solving
9 + 20x = 12 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
9 + 20x + 4x = 12 + -4x + 4x

Combine like terms: 20x + 4x = 24x
9 + 24x = 12 + -4x + 4x

Combine like terms: -4x + 4x = 0
9 + 24x = 12 + 0
9 + 24x = 12

Add '-9' to each side of the equation.
9 + -9 + 24x = 12 + -9

Combine like terms: 9 + -9 = 0
0 + 24x = 12 + -9
24x = 12 + -9

Combine like terms: 12 + -9 = 3
24x = 3

Divide each side by '24'.
x = 0.125

Simplifying
x = 0.125

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