20 cos シ is your answer
Step-by-step explaination
Simple...
you have: 5(x+5)<85
Simplify it-->>(Distribute the 5)
5(x+5)<85
5x+25<85
5x+25<85
-25 -25
5x<60
x<12
Thus, your answer.
Answer:
3:8
Step-by-step explanation:
6:16. Divide by the common factor, 2, so it will become 3:8, which can't be simplifyed(think of it like a fraction).