Linear or nonlinear fuctions

Y=-3x-6
Y=3x
Y=5x+x^3
Y=7
Y=3/x
Y=x^2+3

Which compound inequality could be represented by 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.

Which is the graph of this function 3 square root of x plus one if