Riley and her roommate use the company webmax for their internet service. webmax
charges $0.03 per minute, plus a monthly flat fee for a modem. last month for their total bill,
riley paid $31 and her roommate paid $20. if they used the internet 1300 minutes, how much
must the modem cost per month?

12

Step-by-step explanation:

31+20=.03(m)

51=39

51-39=12

6 spoons of sugar for every 21 cups of flour

step-by-step explanation:

step-by-step explanation:

this can be solved first with pythagorean theorem, which tells us to square both legs of the triangle and sum it. this will be equal to the square of the hypotenuse.

the hypotenuse is the side "opposite" the 90 degree angle, which is x.

so we can write using pythagorean theorem,

simplifying:

to further simplify this radical, we need to use the property  

thus