Li does one quarter of her homework before dinner and a further one third after dinner. what fraction of her homework remains undone?

If x=-3 is the only x-intercept of the graph of a quadratic equation, which statement best discribes the discriminant of the equation?

Explain how you do each step what term makes it inconsistent y=2x - 4 ?

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists