Solve the equation using square roots. X^2 + 20=4

Paul plays piano in a restaurant. He starts work at 6:00 P. M. Every night, he plays for 1 hour 30 minutes, takes a 20-minute break, plays for 2 hours 10 minutes, takes another 10-minute break, and then plays until the restaurant closes at midnight.

The square of a number exceeds the number by 72. Find the number

Find the value of z such that 0.76980.7698 of the area lies between - z-z and z. round your answer to two decimal places.

ABC has vertically casts a 19-foot shadow. At the same time, a 6-foot person near the be cast a shadow 4 feet 9 inches. What is the height of the beam

Well its not the answer cause i tested it out and it said its not the answer rip

Ronald paid $162 for six tickets to a basketball game during the game he noticed that his friend paid $130 for five tickets the price of each ticket was $26 was Ronald overcharged explain

A coat is selling for 3/4 of original price the sale price is $180 the original price P can be found using the equation 3/4p=180 determine the original price

Write an expression with an exponent that has a value between zero and one?

If someone went on a 5 kilometer hike how many meters did they walk

How many three-digit numbers greater than 100 are palindromes?