Which equation is the inverse of y=9x2-4

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

What is the result of converting 60 ounces to pounds remember there are 16 ounces in a pound

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?