A baseball is hit with an initial vertical velocity of 121 feet per second and the ball was hit 1 foot above the ground. How high is the ball after 4 seconds? h = −16t^2 + 121t + 1

If the measure of xyz is 81 what is the measure of yz

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

1. solve the system of equations by graphing: y = -3x - 3 m = b = y = 2x + 2 m = b = plz solve now