Applications of Quadrantics
Pls help fast asap thx!!!​

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

Set up and solve a proportion for the following application problem. if 55 pounds of grass seed cover 404 square feet, how many pounds are needed for 7272 square feet?

Fast! find the length of cu. the triangles are similar. show your work.