Answer:
-4c + 5d
Step-by-step explanation:
3 - 7 = -4, so c is equal to -4.
Since there is only one value for d, d stays the same as 5d.
Solving
we get 
Step-by-step explanation:
We need to find the value of a. We are given:

Solving:

So, Solving
we get 
Keywords: Solving Expressions
Learn more about Solving Expressions at:
#learnwithBrainly
Answer:
y=1/2x-5/4
I hope this helps you and I hope you do well on whatever you are working on.
I think if 56 pages represents 35% then at 100% we will have 160 pages.
Just by applying 100*56/35=160 pages