Collect Like Terms $\frac{1}{7} \mathrm{x}^{3}-\mathrm{x}+10+\frac{7}{6} \mathrm{x}^{3}+5 \mathrm{x}-9$ A) $\frac{8}{13} x^{3}+4 x+1$ B) $\frac{55}{42} x^{3}+6 x+1$

Multiple Choice

Collect like terms.
- $\frac{1}{7} \mathrm{x}^{3}-\mathrm{x}+10+\frac{7}{6} \mathrm{x}^{3}+5 \mathrm{x}-9$

A) $\frac{8}{13} x^{3}+4 x+1$
B) $\frac{55}{42} x^{3}+6 x+1$
C) $\frac{55}{42} x^{3}+4 x+19$
D) $\frac{55}{42} x^{3}+4 x+1$