What is a formula for the nth term of the given sequence? -4, 4, 12

Thelime contains the point(-3,0) and parallel x-3y=3( show all work)

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form

Megan and desmond each add the same amount of water to their aquarium megan makes 5 ml of chemical solution with every gallon of water for her aquarium desmond mixed 8 ml of chemical solution for every 2 gallon of the water for his aquarium.