Find the slope of the line that passes through the points A(0, 3) and B(-3, 15)

Please show work

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?

Subtract and simplify. (-y^2 – 4y - 8) – (-4y^2 – 6y + 3) show how you got the answer if your answer is right i will mark you

Point q is equidistant from the sides of ∠tsr. find m∠rst.