a large rectangular mat has a length that is 12 meters longer than its widt. if the area of the mat is 405 square eters which equation can be used to find the width of the mat plz i need help

Does anyone know how to do geometryme with this problem

Which equation represents the function on the graph?

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.