Answer:
B
Step-by-step explanation:
Since x varies directly as y, the ratio of x to y remains the same. Let the value of x when y=4 be a. Then we have

We can cross multiply to get that

Answer:
x=a+b
Step-by-step explanation:
Just move a to the other side (by adding it)
Answer:under is answer
Step-by-step explanation:
5/8+3/4=11/8 then,-2/3-5/6=-3/2
25.3%
you have to do 4.06-3.24
then do that number divided by the original number then times by 100
-3.5 is your answer to this question