10x + 8 variables and expressions 6 grade

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2 acellus answer

Cherie works in retail and her weekly salary includes commission for the amount she sells. the equation s=400+0.15c models the relation between her weekly salary, s, in dollars and the amount of her sales, c, in dollars. interpret the slope of the equation.

What is ha theorem a special case of?