Answer:
y=5 when x=20
Step-by-step explanation:
Using the format for inverse proportions: y=k/x
To find k, substitute 25 in for y and 4 for x to find:
25=k/4 ⇒ k=100
Using this we can substitute k and x in for 100 and 20 to find:
y=100/20 ⇒ y=5
Answer:
126in
Step-by-step explanation:
6*5=30
5*3=15
6*3=18
30+15+18 = 63
63*2=126
Answer:
x = 22
Step-by-step explanation: