Simplify (7x)/6-(8x)/6

$\frac{7 x}{6} - \frac{8 x}{6}$

Combine the numerators over the common denominator.

$\frac{7 x - 8 x}{6}$

Subtract $8 x$ from $7 x$ .

$\frac{- x}{6}$

Move the negative in front of the fraction.

$- \frac{x}{6}$