What is x in the expression (8x^2-2x-21)

Elijah spends 5 hours each week working out in a pool. This is twice the amount of time he spends working out in the weight room. How much time does he spend in the weight room each week?

111 is whatpercent of 300

Which graph shows the hours that the temperature will be below 28 degrees?

A large bag of marbles are 1/5 red 30% green, and. 35 of the marbles are blue. The rest are white. What % are white?

How much space will the tissue box take up on my desk if the base dimensions are 3.5 inches and 8 inches? square inches

What volume of water at 4°c can be held in a cube whose edge is 3.0 cm long?

What are the factors of the expression 3x (y + 5) ?

How do i solve - 6 (4/3y-2) + 8y=12

P (n) = 2n + 1; Find p (2+n)

One in a thousand people are afflicted with the dreaded zigma disease. A pharmaceutical company develops a test for this disease and brags that only 5% of those with the disease test negative for it and 1% of those who do not have zigma will test