If the product of some number and 4 is increased by 121 , the result is 7 times the number. find the number.

Add 5 sixths and 1 half

Light travels at a speed of 3.0 times 10 to the 8th power m/s. How many seconds does it take to get to earth if earth is 3.99 times 10 to the 16th power meters away?

What is the answer for - 7y 2=-75

I need to find the greatest common factor of 16 and 36 .

Can you solve this: 8cos^2x=6sinx+3

The mark-up for a 75 dollar golf club is 80 dollars. Find the percent of the mark-up.

If sin a = 10 / 10 with a in qi and tan b = 4 3 with b in qi, find tan (a + b. and cot (a + b).

Write a proportion that could be used to solve for each variable. Then solve. 18 ounces in 6 bottles x ounces in 24 bottles a. 18/6 = x/24; x = 72 c. 6/18 = x/24; x = 8 b. 18/6 = x24; x = 82 d. 18/6 = 24/x; x = 9 (Worth 30 pts!)

A department store is having a 15% off sale on all winter coats. You purchase a winter coat for $275. The department store is located in a county with 7.25% sales tax. What is the discounted price of the winter coat? (NOT including sales tax)

eight students reported the number of movies they saw in the past year this is what they reported 5, 6, 4, 12, 6, 17, 19 find the median and mean number of movies students saw