Answer:
6.) 5/294
7.) ?
8.) 4y²-54
9.) 36y²
10.) 24log
Step-by-step explanation:
16. 42:y = 30:90
17. 36:10 - y:60
18. 4y:24 - 30:4
19. 6:6y = 50:90
20. 24:10y = 54:130 (inverse proportion)
(direct proportion)
(inverse proportion)
(inverse proportion)
(inverse proportion)
(direct proportion)
(direct proportion)
(inverse proportion)
(direct proportion)
(direct proportion)
