-9+20=9x-4-18x

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Solution for -9+20=9x-4-18x equation:


Simplifying
-9 + 20 = 9x + -4 + -18x

Combine like terms: -9 + 20 = 11
11 = 9x + -4 + -18x

Reorder the terms:
11 = -4 + 9x + -18x

Combine like terms: 9x + -18x = -9x
11 = -4 + -9x

Solving
11 = -4 + -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.
11 + 9x = -4 + -9x + 9x

Combine like terms: -9x + 9x = 0
11 + 9x = -4 + 0
11 + 9x = -4

Add '-11' to each side of the equation.
11 + -11 + 9x = -4 + -11

Combine like terms: 11 + -11 = 0
0 + 9x = -4 + -11
9x = -4 + -11

Combine like terms: -4 + -11 = -15
9x = -15

Divide each side by '9'.
x = -1.666666667

Simplifying
x = -1.666666667

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