I really need help please

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

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.

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge