Answer:
0.40x = 320
Step-by-step explanation:
40% as a decimal is 0.40.
Let the number of house plants = x.
40% of the number of house plants is 320.
40% * x = 320
0.40x = 320
Dividing by a fraction is the same as multiplying by its reciprocal
example
the reciprocal of 3/4 is 4/3
hence for your problem
Answer:
Step-by-step explanation: The constant of proportionality k is given by k=y/x where y and x are two quantities that are directly proportional to each other. Once you know the constant of proportionality you can find an equation representing the directly proportional relationship between x and y, namely y=kx, with your specific k.
Answer:
Option 2 is correct
Step-by-step explanation:
The graphs