Answer:
k = 5
Step-by-step explanation:
Given y varies directly as x then the equation relating them is
y = kx ← k is the constant of variation
To find k use the condition y = 20 when x = 4, then
20 = 4k ( divide both sides by 4 )
5 = k
Answer: 3/5 are boys
Step-by-step explanation:
Divide 180 by 300 and you get 0.6 which is 6/10 now reduce it by dividing 2 on each then you get 3/5
Answer:
C. (6, -31)
Step-by-step explanation:
Edge
Answer:
Step-by-step explanation:
Yes it is correct. :)
using the LCD method.... well, there are a couple of ways, but let's simply add them up.
well, the denominators are 5x and 2x... so the only LCD will just be 10x, since it's divisible by both, so let's use that one.
