Fifty more than a number

How do u do 2x-y=17 X-y=10

Rafaela is a physical education teacher and has 252525 girls and 353535 boys in her class. she wants to divide the class into teams of the same size, where each team has the same number of girls and the same number of boys.

One consequence of the popularity of the Internet is that it is thought to reduce television watching. Suppose that a random sample of 35 individuals who consider themselves to be avid Internet users results in a mean time of 2.

What is the best fraction equation for 7/8-6/11?

What do ranges compare

You randomly draw a marble out of a bag that contains 202020 total marbles. 121212 of the marbles in the bag are blue.

Logan has a change jar that contains only pennies and nickels. he has 64 coins which add up to a total of $1.52. how many of each type of coin does he have?

Does each set of side lengths form a right triangle? Drag the choices into the boxes to correctly complete the table. Right Triangle Not a Right Triangle 10m, 11m, 15m, 15m, 8m, m17,

Catherine purchases 8 bags of cyprus mulch. She has a coupon for $0.75 off each bag of mulch. After applying her coupon towards the purchase, the total cost of the mulch is $22. What is the regular price for a bag of mulch?

What's 75 as a product of prime factors