-2x+3y=10
10x-9y=46 state whether the system has one solution , no solution, or infinitely many solutions

How do you find the area of a triangle

What is the prime factorization of 23 ?me with this question

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =