Find the answers to all the questions. 7th Grade math

The graph shows the rate at which paint is used to paint a wall.enter values to complete each statement below based on the graph.when 1 gallon of paint has been used, ( # ) square feet of the wall will be painted.the unit rate is ( # )square feet per gallon.

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

Find the unit rate for: 75% high-fiber chimp food to 25% high -protein chimp food.