The answer is 5 and i am writing this other stuff because it said my answer was short
Answer:

Step-by-step explanation:
We are given that fraction

We have to find the expression which is equivalent to given fraction .


Substitute the values then, we get

We know that

Using the property then, we get


This is required expression which is equivalent to given expression.
Answer:
Step-by-step explanation:
Mode. is. 2
Mean. Is 4.2
Median. Is. 4.5
Answer:
sine 23 = x/21
Multiply both sides by 21
21 x sine 23 = x
Now, use a calculator and find the answer of the 21 times the sine of 23:
x = -17.7706284876
B-x=3
Solve for x-
4x+1-1=13-1
4x=12
4x/4=12/4
x=3