10-20=9x

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Solution for 10-20=9x equation:


Simplifying
10 + -20 = 9x

Combine like terms: 10 + -20 = -10
-10 = 9x

Solving
-10 = 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.
-10 + -9x = 9x + -9x

Combine like terms: 9x + -9x = 0
-10 + -9x = 0

Add '10' to each side of the equation.
-10 + 10 + -9x = 0 + 10

Combine like terms: -10 + 10 = 0
0 + -9x = 0 + 10
-9x = 0 + 10

Combine like terms: 0 + 10 = 10
-9x = 10

Divide each side by '-9'.
x = -1.111111111

Simplifying
x = -1.111111111

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