Answer:
D
Step-by-step explanation:
We will use the order of operations to evaluate the expression.
From left to right , Multiplication/Division followed by Addition/Subtraction.
21 / 3 + 8 - 4
= 7 + 8 - 4
= 15 - 4
= 11
Therefore, the answer is D
6+6
8+4
9+3
10+2
11+1
Hope this helps!
Answer:

Step-by-step explanation:
Factor the numerator and cancel common factors from numerator and denominator.

Answer:
5.5
Step-by-step explanation: