Is (2, 8) a solution to this system of equations?

2x + 2y = 20

x + 6y = 4

What is a tree diagram? can you make one?

A school replaced 20% of its computers with new ones what is the total number of computers in the school if 55 computers were replaced

A 2-yard piece of linen costs $16.26. What is the price per foot?

Evaluate C (5, 2). a. 10 b. 20 c. 60

Ice-Cream Palace needed 6 gallons of milk today to make their daily special. They had 6 1⁄2 quarts of skim milk and 1 pint of whole milk. How many pints of milk did they still need to buy?

You choose a card from a standard deck cards at random. What's the probability that you don't choose an ace? Explain.

A company plans to spend exactly 198,000$ annually for advertising a 1 minute radio commercial costs 400$ a 1 minute television commercial costs 5000$ if the company has a total of 60 1 minute television and radio commercials how many of each type

A bag contains only 3 blue disks, 3 green disks, and 4 orange disks. If 3 disks are selected at random from the bag, what is the probability that 1 of the disks will be green and 2 of the disks will be orangeA) 1/30 B) 1/20 C) 3/40 D) 1/10 E) 3/20

Factor completely x^2-10x+25

Which describes the pedestrian crossing sign shown? The sign is a trapezoid because exactly one pair of opposite sides is parallel.