Suppose that y varies inversely with x. write an equation for the inverse variation. y=2 when x=5 a. y=x/10 b. x=y/3 c. y=10/x d. y=3x

Anyone know? will mark brainliest if correct!

Hillel is juggling flaming torches to raise money for charity. his initial appearance raises $500\$500 $500 , and he raises $15\$15 $15 for each minute of juggling performance. the amount rr r of money hillel raises is a function of tt t , the length of his performance in minutes. write the function's formula.

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)