Question

Please do not answer if you don’t now the answer

Answer 1

R___S___T

RT=RS+ST

39 = (23 - 2x) + (9x - 5)

39 =7x + 18

7x = 39 - 18

7x = 26

x = 26/7

x= 3.7

RS= 23 - 2x = 23 - 2(3.7) = 23 - 7.4 = 15.6

If went ST = 9x -5 = 9(3.7)- 5 = 33.3 - 5 = 28.3

I hope I helped you^_^