Using the Quadratic Formula, which of the following is the solution to the quadratic equation x2 - x - 20 = 0?

A. x = - 5, 4

B. x = 5, 4

C. x = 5, - 4

D. x = - 5, - 4

A fair coin is tossed 10 times. what is the probability that at least two heads appear

Gills dealership had v vehicles on his lot. He had sold 9% of the vehicles on his lot by the end of last month. Which expression shows the number of vehicles left in Gill's lot?

A nervous kicker usually makes 70% of his first field goal attempts. if he makes his first attempt, his success rate rises to 90%. what is the probability that he makes his first two kicks?

Complete the pairs of corresponding parts if △ RST ≅ △ TXY. ∠ R = ∠ XYT ∠ XTY ∠ TXY

What is x^2 + v = w when you have to make x the subject im really stuck

What is the relationship between the domain of a function and the range of its inverse

Sterre charges $ 3 5 $35dollar sign, 35 to file tax returns, but files for free if she only needs the easiest form. Then she donates $ 2 $2dollar sign, 2 to clean water projects per tax return she files.

4x - y = 6 and 2x - y/2 = 4

He bought four violas for 40$ each. Later he bought one whistle for 100$. After that, he returned one viola. Write the total change to his funds as an integer

Alisa can ride her bike 2 miles in 7 minutes, how long would it take her to ride 10miles if she rides at the same rate?