Answer: u got a course hero account ?
Step-by-step explanation:
Answer:
y = 6
Step-by-step explanation:
Given that y varies directly with x then the equation relating them is
y = kx ← k is the constant of variation
To find k use the condition y = 3 when x = 9, then
k = = = , thus
y = x ← equation of variation
When x = 18, then
y = × 18 = = 6
Answer:
150 people
Step-by-step explanation:
20/50 = 40%
So 40% are wearing hats and 60% aren't
0.6=60%
250x0.6= 150
Answer:
x<2
Step-by-step explanation:
-x>-2
x<2
It's the explanation
Multiple each number I think