-3X+9=20

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Solution for -3X+9=20 equation: 


Simplifying
-3X + 9 = 20

Reorder the terms:
9 + -3X = 20

Solving
9 + -3X = 20

Solving for variable 'X'.

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

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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