Yelena is able to run 8 miles. She trains so that each week she is able to run 2 more miles than she could the week before. How many weeks of training does it take for her to be able to run a 26-mile marathon?

Multiply the binomials (x - 8) (x + 8)

Make a word that means "a unit of measurement one thousand meters."

Z varies directly with x and inversly with y^2 what is the value of z when x=4 and y=9

Use the grouping method to factor the polynomial in the box completely. Use the caret symbol (^) to write exponents; for example, enter x2 as x^2. Write each factor as a polynomial in descending order. 5x7 + 40x5 + 30x4

An evangelist traveled 748 miles in 12 hours. what was his average rate of speed (Write your answer as a mixed number)

An office has an area 120 square meters and a width of 12 meters write an equation to represent the area

Using a decimal rounded to the hundredths, what is the probability of drawing a jock or a red card from a standard deck of playing cards?

Food high in B12 vitamin

Three numbers X, Y, and Z are in the ratio 2:7:8. If 12 is subtracted from Y, then three numbers form a geometric sequence (in the order X, Y-12, Z). Find X, Y, and Z.

arrange the following data in tabular from and then find the mode 50,40,50,70, 50 80,40,70,50,52,45,50,45,40,45.