Find the inverse: f(x) = -3 -4/3 x

Asap (explain how you got it as well for brainliest)i tried 1: 2 and 2: 3 and they were wrong. picture of figure: in the figure below, the segment is parallel to one side of the triangle. the ratio of 12 to y is1: 21: 31: 42: 3

43lbs of tomatos cost $387. how much would 41lbs cost

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup