Help need ASAP
A function has the function rule y = -7x - 2. If the input is -4, what is the output?

-30

26

-26

14

The total number of dental clinics total for the last 12 months was recorded

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.  

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two