25. is 3+2n=4n+7
27. is 2(3+2x)=3(x-4)
29. is 8x-(3x+2)=3x-10
34. is 1-1/2x=6
43.is 1/2 +2/x=3/4
51. is x/x-1 +3=2/x-2
57. is 5/2x-3 +3/x +5
59. is 6t+7/4t-1=3t+8/2t-4
show your work

Consider the diagram. which line segment has the same measure as st? rx tx sr xs

Aline parallel to a triangle's side splits ab into lengths of x - 5 and x + 2. the other side, ac, is split into lengths of x and x + 12. what is the length of ac? a) 12 b) 24 c) 36 d)

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.