Answer: 750x+520y=total cost
Step-by-step explanation:
750x+520y=total cost
I can’t even read it ...
step by step explanation:
Answer:
y = 15
Step-by-step explanation:
Given: y varies directly with x, x=4 when y=20
To find: y when x = 3
Solution:
As y varies directly as x, it means that as x increases, y also increases by the same factor.
As y varies directly with x,

Here, k is a constant
As x = 4 when y = 20,

Put x = 3

I had to do this and it’s fake, my whole class got it wrong even though we all put the right answer so ya