Answer:-26
Step-by-step explanation:
Answer:
-20/3
it would be 7-5/3b-b=10
2/3b-b=10 then multiply 2 on both sides
3b-b=20 divide 3 on both sides
20/3
-b=20/3
-b/1=20/3 cross multiply
18. 2/7 or b
19. 3/4 or b
20. Unable to see
21. 9/20 or a
22. 1/4 or a
23. 27/35 or b