9=3x+20

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Solution for 9=3x+20 equation:


Simplifying
9 = 3x + 20

Reorder the terms:
9 = 20 + 3x

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

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

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

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

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

Divide each side by '-3'.
x = -3.666666667

Simplifying
x = -3.666666667

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