Answer: c
Step-by-step explanation: if you draw second function you'll see they are the same so slop is also the same(0.5)
A. The unknown variable is the area of the smaller rectangle.
B. 3/7=x/84

C. No. 12 does not equal 15.
Answer:
What are you asking?
Step-by-step explanation:
Answer:

let us first start with some basic information ~
A fraction can be represented as
where ,
x is the numerator and y is the denominator !
the question asks us to do something that will help us get same denominator for both the terms !
so let's see what we should do in such a case ~

and we're done !
let's add some more info to be lil more clear ~
while converting the denominator of both the terms , we must multiply the same number ( this number refers to the one we'll have to multiply to the denominator to obtain the desired result ) with the denominator as well as with the numerator !
hope helpful :D
The answer is C. i did it before and it think it was correct