<h3>hello!</h3>
What is
of 12?
In order to find it, we should divide 12 by 4:-
3
Now, solve our word problem:-
Matthew bought 12 roses.
of these roses were white.
And we already know how to solve this problem :)
Hence,

<h3>note:-</h3>
Hope everything is clear; if you need any clarification/explanation, kindly let me know, and I will comment and/or edit my answer :)
Answer:
OPTION C
Step-by-step explanation:
We know that the toll road is 4 times faster than the side streets.
If 'x' represents the number of minutes she usually spend taking the side streets. The
represents the time she takes taking the toll road.
Also we need to create an equation to represent her total travel time, including wait time. Therefore, the equation is:

Therefore, the correct solution is the OPTION C.
if you mean.

then the answer would be,

The answer is a) -20 you can go and rule out d.e,f