An air-conditioning and heating company has a fixed monthly cost of $4000. Furthermore, each service call costs the company $15.
Part 1
(a) Write a linear equation to compute the total cost, y, for 1 month if x service calls are made.
The linear equation in slope-intercept form is

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.