Math tutors charges $21 per hour for tutors. the tutors are paid $12 per hour. if math tutors has
30 tutors, each working a 30-hour week, how much profit did the company make last week?

i used to know how to do this in 7th but i forget easily

step-by-step explanation:

1. 3. can also be expressed as (22/7)

2. -4.5

3. 3.6

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pls mark as brainliest

see attached

step-by-step explanation:

given the function as;

write the equation replacing f(x) with y

form   and fill a table containing values of y with corresponding values of x

you can take a range for   values of x as -3≤x≤3

solving for x=-3

for x=-2

repeat the same procedure to get the values of y for the remaining ,x=-1 to x=3

plot the values of y against values   of x and obtain the following graph