4 : 8
x 9 => 36 : 72 <=== equivalent
For a direct variation, f(x) = kx. Therefore, for f(x) = 30x, constant of variation (k) = 30.
Answer:
$18.75
Step-by-step explanation:
Let
y = Total cost
x = number of kilometers
The equation:
y = 3.75 + 1.50x
If x = 10 km
y = 3.75 + 1.50(10)
= 3.75 + 15
= 18.75
y = $18.75
y = Total cost = $18.75
Answer:
100 ft
Step-by-step explanation:
If you use a editor and see that the building doubles by 50 twice pls make me brainiest :D
Answer: =6xy+x..............
