Please help. Due tomorrow. And I’m struggling with this topic.

A party rental company has chairs and tables for rent. The total cost to rent 6 chairs and 2 tables is $30. The total cost to rent 3 chairs and 5 tables is $48. What is the cost to rent each chair and each table?

Crickets can jump with a vertical velocity of up to 14 ft/s. which equation models the height of such a jump, in feet, after t seconds? h(t) = –16t2 + v0t + h0 h(t) = –16t2 + v0t + 14 h(t) = –16t2 + 14t h(t) = –16t2 + 14t + 14 what is the maximum height the cricket reaches? round to the nearest thousandth. h = feet