9+3x-20=4-2x

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Solution for 9+3x-20=4-2x equation:


Simplifying
9 + 3x + -20 = 4 + -2x

Reorder the terms:
9 + -20 + 3x = 4 + -2x

Combine like terms: 9 + -20 = -11
-11 + 3x = 4 + -2x

Solving
-11 + 3x = 4 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-11 + 3x + 2x = 4 + -2x + 2x

Combine like terms: 3x + 2x = 5x
-11 + 5x = 4 + -2x + 2x

Combine like terms: -2x + 2x = 0
-11 + 5x = 4 + 0
-11 + 5x = 4

Add '11' to each side of the equation.
-11 + 11 + 5x = 4 + 11

Combine like terms: -11 + 11 = 0
0 + 5x = 4 + 11
5x = 4 + 11

Combine like terms: 4 + 11 = 15
5x = 15

Divide each side by '5'.
x = 3

Simplifying
x = 3

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