-20-(-50)=X*9

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Solution for -20-(-50)=X*9 equation:


Simplifying
-20 + -1(-50) = X * 9

Multiply -1 * -50
-20 + 50 = X * 9

Combine like terms: -20 + 50 = 30
30 = X * 9

Reorder the terms for easier multiplication:
30 = 9X

Solving
30 = 9X

Solving for variable 'X'.

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

Add '-9X' to each side of the equation.
30 + -9X = 9X + -9X

Combine like terms: 9X + -9X = 0
30 + -9X = 0

Add '-30' to each side of the equation.
30 + -30 + -9X = 0 + -30

Combine like terms: 30 + -30 = 0
0 + -9X = 0 + -30
-9X = 0 + -30

Combine like terms: 0 + -30 = -30
-9X = -30

Divide each side by '-9'.
X = 3.333333333

Simplifying
X = 3.333333333

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