Answer:
C.
Step-by-step explanation:
<em>hope</em><em> </em><em>this</em><em> </em><em>helps</em><em> </em><em>you</em><em>.</em><em>.</em><em>.</em><em>!</em>
Here, the given expressions are:
A)
Solving this, we get
⇒
B)
Now, solving this, we get
C)
Simplifying this, we get