100-9x=8x+19

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Solution for 100-9x=8x+19 equation:


Simplifying
100 + -9x = 8x + 19

Reorder the terms:
100 + -9x = 19 + 8x

Solving
100 + -9x = 19 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
100 + -9x + -8x = 19 + 8x + -8x

Combine like terms: -9x + -8x = -17x
100 + -17x = 19 + 8x + -8x

Combine like terms: 8x + -8x = 0
100 + -17x = 19 + 0
100 + -17x = 19

Add '-100' to each side of the equation.
100 + -100 + -17x = 19 + -100

Combine like terms: 100 + -100 = 0
0 + -17x = 19 + -100
-17x = 19 + -100

Combine like terms: 19 + -100 = -81
-17x = -81

Divide each side by '-17'.
x = 4.764705882

Simplifying
x = 4.764705882

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