Solve these system of linear equations:
1. {2x+4y=12
{2x+8y=24
2. {5x-10y=30
{3x-y=20
3. {x-6y=12
{3x-y=20
with steps !
who ever is watching my question answer!

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?