3x-9+6=20-3x+4x

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Solution for 3x-9+6=20-3x+4x equation:


Simplifying
3x + -9 + 6 = 20 + -3x + 4x

Reorder the terms:
-9 + 6 + 3x = 20 + -3x + 4x

Combine like terms: -9 + 6 = -3
-3 + 3x = 20 + -3x + 4x

Combine like terms: -3x + 4x = 1x
-3 + 3x = 20 + 1x

Solving
-3 + 3x = 20 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-3 + 3x + -1x = 20 + 1x + -1x

Combine like terms: 3x + -1x = 2x
-3 + 2x = 20 + 1x + -1x

Combine like terms: 1x + -1x = 0
-3 + 2x = 20 + 0
-3 + 2x = 20

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

Combine like terms: -3 + 3 = 0
0 + 2x = 20 + 3
2x = 20 + 3

Combine like terms: 20 + 3 = 23
2x = 23

Divide each side by '2'.
x = 11.5

Simplifying
x = 11.5

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