X= -2y
x-y=9
solve using substitutio

Write the rational number in lowest terms 99/-15

Zoey made 5 1/2 cups of trail mix for a camping trip. she wants to divide the trail mix into 3/4 cup servings. a. ten people are going on the trip. can zoey make enough 3/4 cup servings so that each person gets one serving? b. what size would the servings need to be for everyone to have a serving?

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14