The local park has 4 bike racks. each rack holds15 bikes. There are 16 bikes in the bike racks. Which expression shows the total number of empty spaces in the bike rack? a. (15*16) + 4

b. (15*16) - 4 c. (4*15) + 16 do. (15*4) - 16

Find the radius of a circle with an area of 90 inches.

The multiplication sign in algebra is a centered dot. We do not use the multiplication cross *, because we do not want to confuse it with the letter x.

What are 2 ways to solve an equation. give examples

A rectangular pyramid on top of a rectangular prism. The base of the pyramid sits atop the rectangular prism. How many faces make up the composite figure?

Why does the independent variable go on the x axis?

Factor completely x 3 + 2x 2 - 15x

Mitch opened a retirement account that has an annual yield of 4.2% compounding annually. He is planning on retiring in 13 years. How much must he deposit into that account each year so that he can have a total of $1,000,000 by the time he retires?

The probability that an adult possesses a credit card is 0.74. a researcher selected four adults at random. the probability (rounded to three decimal places) that three of the four adults possess a credit card is:

you and four friends go to johnny rockets. you all split the bill equally. each person share was $6.50. how much was the original bill?

One root of the equation x2+6x+q=0 is twice the other root. find q and the roots.