Step-by-step explanation:
x+13÷2×2=4×2
x+13=8
x+13-13=8-13
x=8-13
x=-5
Answer: 44 inches
Step-by-step explanation:
The 3 longest are 14.5 14.5 and 15 so the answer is adding them and 44 is the answer.
Across smallest side- smallest angle.
across largest side- largest angle
largest side is AC, so largest angle is B
smallest side is AB, so smallest angle is C
angles from smallest to largest : C, A, B
Conversion factor is the term that is to be multiplied to a variable when converting between units. The conversion factor is: 
Given that:

From standard unit of conversion:

So, we have:


Cross multiply

Divide both sides by 1kg

Rewrite as:

Hence, the conversion factor is: 
Read more about conversion factors at:
brainly.com/question/6988886
So, the question is 63 is 30% of what number?
That can translate to the equation
63 = 30% · x or 63 = 0.3x
Divide by 0.3 and you get x = 210.
There are 210 students in band.