Evaluate: $2x+2y$ if $x=2$ and $y=2$

Evaluate: $y-\frac{x}{10}$ if $x=100$ and $y=10$

Evaluate: $75+xy$ if $x=9$ and $y=5$

Evaluate: $-5y\ \left(x+y\right)$ if $x=4$ and $y=2$

Evaluate: $9x-xy$ if $x=6$ and $y=3$

Evaluate: $10x\ +\left(-y\right)$ if $x=-5$ and $y=2$

Evaluate: $12-x+y$ if $x=6$ and $y=8$

Evaluate: $11+\left(-xy\right)$ if $x=-7$ and $y=4$

Evaluate:$-\frac{4x}{3y}$ if $x=15$ and $y=-2$