Atruck driver earns a daily amount based on the number of miles he drives on monday here and $70 for driving 120 miles and on tuesday he earns $102.50 for driving to 50 miles explain how to derive a linear function that expresses the daily amount she earns fir driving x miles that day show your work and intercept the rate of change and initial value of the function.

Determine whether the following statements are true and give an explanation or counterexample. bold a. when using the shell method, the axis of the cylindrical shells is parallel to the axis of revolution. bold b. if a region is revolved about the y-axis, then the shell method must be used. bold c. if a region is revolved about the x-axis, then in principle it is possible to use the disk/washer method and integrate with respect to x or the shell method and integrate with respect to y.

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)