Systems of equations with substitution
-5x+2y=9
Y=7x

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

Which of the following is an example of a rational number? a. π b. √ 9 c. √ 8 d. 3.8362319

The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction