The graph of linear function f passes through the point (1, -6) and has a slope of 3. What is the zero of f?

Write an equation for the function that includes the points (1,4/5) and (2,2/3)

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way