At $13.35 per pound, what is the value of 4 pounds of crab legs

Find an equation for the linear function which has slope -10 and x-intercept -7

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?