Write a system of equations to represent the situation below. Then solve the system and answer the question fully. I have a total of 30 coins in quarters and nickels totaling $5.30. How many of each coin do I have?

Can someone me and plz do the problem

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m