What is the sum of (4x^2+x-4)+(2x^2-6x+2)

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

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.

What are the exclude value of mn+3m