How do I solve this question

6) x = 6.75

7) x = 27.29

Step-by-step explanation:

cross multiply

6)

9/16 = x/12

16x = 108

divide by 16

x = 6.75

7)

7/11 = 18/x + 1

7x + 7 = 198

     -7       -7

7x = 191

divide by 7

x = 27.29

Hope this helped! Have a nice day, and plz mark as brainliest if correct!!!

-Lil G

-22

times both sides by 2, times () by 8, add alile terms, move terms, add alike and caculate divide both sides by 3