If 4 book weigh 9 pounds, how many pounds would 14 books weigh.

Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults.how many students and adults went if the ticket charge was $42.75