Write the additive inverse of $\frac{14}{-15}$

Identify the property used in the given equation:

$\frac{13}{21}+\left(\frac{-13}{21}\right)=0=\left(\frac{{\displaystyle -13}}{{\displaystyle 21}}\right)+\frac{{\displaystyle 13}}{{\displaystyle 21}}$

Identify the property used in the given equation:

$\frac{44}{11}+\frac{3}{7}=\frac{3}{7}+\frac{44}{11}$

Identify the property used in the given equation:

$\frac{2}{3}+\left(\frac{4}{5}+\frac{-6}{7}\right)=\left(\frac{2}{3}+\frac{4}{5}\right)+\frac{-6}{7}$

Verify$\left[-\left(-x\right)\right]=x$ for the given values

$x=\frac{11}{5}$

Verify$\left[-\left(-x\right)\right]=x$ for the given values

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

Verify the closure property of addition for the given pair of integers:

$\frac{-7}{8}$ and $\frac{3}{5}$

Verify the closure property of addition for the given pair of integers:

$\frac{-5}{7}$ and $\frac{-3}{14}$

Verify that $a+b=b+a$ for the following:

$a=\frac{-9}{11}; b=\frac{-4}{11}$