What is the greatest common factor of 28 and 42

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.

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

What is perpendicular to y=-1/2x+11