Solve the systems here using substitution.

4x = 8y 2x + 5y = 27

From 126 ounces to 48 ounces

1) Eduardo has five friends, Alfalfa, Bernie, Corey, Dominik, and Elsa He is going to select two of them to go to the movies with. List out all the different groups of two that Eduardo can make

A preliminary study of the fall lobster catch showed that for 35 lobsters selected at random the mean weight was 2.9 pounds with standard deviation of. 6 pounds find a 90% confidence interval for the population mean of the fall lobster.

Adam had 91 dollar. If he spent 21 dollars on new books, what is the ratio of money he still has to money he's spent?

Identify growth or decay then describe its rate (r=%) Y=e^-0.3t

Ozarka bottled water comes in a package with 24 bottles each bottle holds 16 ounces of water how many quarts of water are in one package

What is the slope of a line passes through (-18,-16) and (18,5) ?

2 3/4 + 2 4/5 what is this math equation?

Find the value of this expression if x = 4 and y = - 2 xy / 5

What is 7lb 4 ounces converted to ounces