351 chairs in 27 rows how many chairs in each row

What is the solution to the equation in the & show work i’m very

Solve this problem! extra ! 3025/5.5 = a/90.75

The input to the function is x and the output is y. write the function such that x can be a vector (use element-by-element operations). a) use the function to calculate y(-1.5) and y(5). b) use the function to make a plot of the function y(x) for -2 ≤ x ≤ 6.