How is get the answer to this

X2-8x-20

Solve the equation by using the quadratic formula round to the nearest tenth if needed 10x^2-5x-25=0 A) the solutions are about - 5.2 and 2.5 B) the solutions are about - 1.8 and 2.3 C) the solutions are - 2 and 1 D) the solutions are about - 1.

Coach Henderson had 16 gallons of paint to use an equal amount of paint each five days how many gallons do you use in each day

The sum of 5 consecutive integers is 1000, what is the value of the greatest of these integers

What is 6 : 5 & 4/5

Daca a•b=5supra12 si a•c=7supra18 calculări a• (b+c)

Long divison 8755 by 67

Find the side length of a cub with a volume 185cm cubed

You run at a rate of 4 mph and your friend runs at a rate of 3.5 mph Your friend starts running 10 minutes before you, and you both run for a half an hour on the same path. A. Find your speed and your friends speed in miles per minute B.

Problem Francois baked just enough cookies to fill all the orders at his bakery. While the cookies were cooling, a kitchen assistant knocked over a cooling rack and spilled 12%, percent of the cookies onto the floor.

Tickets to the zoo cost $4 for children, $5 for teenagers and $6 for adults. In the high season, 1200 people come to the zoo every day. On a certian day, the total revenue at the zoo was $5300. For every 3 teenagers, 8 children went to the zoo.