the square root of 10 would be 3.1
Answer:
k = 6 : 5 : 4
Step-by-step explanation:
BC : AB : AC = 18 : 15 : 12 = 6 : 5 : 4
EF : DE : DF = 12 : 10 : 8 = 6 : 5 : 4
1. Elena’s mistake is that she should have put x as 500.
2. Elena’s inequality should be 55.25x is less than or equal to 500. 55.25 represents how much gigabytes 1 movie takes up. 500 is the amount of gigabytes she is able to have. X is the amount of songs she can have.
7x - c = k
7x = k + c
x = k + c /7