What is 3x+ x equal to?

What is the first step of an indirect proof of a number that is divisible by two

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

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?