A red blood cell is 0.000007 m in diameter. There are about 20,000,000,000,000 red blood cells in a 125 lb person. if all the red blood cells were lined up in a line end to end how long would the line be?

How do you solve 3-2x=-5

Out of these numbers which two are perfect squares. 20.25, 32, 16.9, 3.24

Mrs peters bought 7 1/2 yards of fabric she needs another 4 7/8 yards how many yards of fabric does she need altogether

Which expression can be used to model the phrase "the sum of three and a number"? 3+x x-3

Jeanie sells M& Ms out of her giant bag at 4 for 5 cents. The machine at the store sells you 9 for 25 cents. Which is the better deal for you? Show your work. Justify your answers in the space below Tom sells baseball cards at 10 for 35 cents.

The length of a garden is 5m greater than the width. the area is 66m^2. Find the dimensions of the garden.

A total has a number of meeting rooms, m available for events. Each meeting room has 325 chairs. Write an equation to represent C, the total number of chairs, in all the meeting rooms at the hotel.

X g (x) -2 2 -1 0 0 2 1 8 Which of the following is a true statement for this function? A) The function is decreasing from x = 0 to x = 1. B) The function is decreasing from x = - 1 to x = 0. C) The function is increasing from x = 0 to x = 1.

Find the value for x? X-5+5x-12=25

The equation of line CD is (y-3) = - 2 (x-4). What is the slope of a line perpendicular to line CD?