20 - k/15 = 17
20 - 17 = k/15
3 = k/15
k = 45
Answer:
pls make it more clear
Step-by-step explanation:
Step-by-step explanation:
5:1 and 15:3 is equivalent because 5 ⋅ 3 = 15, and 1 ⋅ 3 = 3.
10.2 ⋅ 2.5 = 2.5.5 (This wasn't put into a ratio form.)
198:1,287 and 2:13 are equivalent because 198/99 = 2, and 1,287/99 = 13.
By using the distributive property, you have:

Hence, the simplified expression is equal to 80