If a is directly proportional to b, we have the relationship to be:

When a = 25, b = 35. Therefore, we can calculate the value of k as follows:

Therefore, the relationship is given to be:

When a = 40, we can calculate the value of b to be:

The value of b is 56.
Answer:
Step-by-step explanation:
The answer is 50 I got it right
Answer:
5 x (2 - 4)
5x-8= -10x
15x=8
x=8/15
Hope this helps!