Answer:
Step-by-step explanation:
15/27
15 divide by 3 out of 27 divide by 27
5/9= 5:9
Set the number as x
x/5=1.21
Multiply by 5 on each side to cancel the 5 in the denominator.
x=6.05
Check your answer:
6.05/5=1.21
1.21=1.21
K = 3
To find K:
7 (9 + k) = 84
63 + 7k = 84
7k = 21
21 / 7
k = 3
