Answer:
12 and 8
Step-by-step explanation:
set two numbers as x and y
mean of 10 → x+y/2=10
range of 4 → x-y=4
x+y=20
+ x-y=4
____________
2x=24, x=12
12-y=4, y=8
Simple...
you have:

To make this into an improper fraction-->>
1.) Multiply whole number by denominator
2.)Add the number you got plus the numerator
3.) Use the original denominator to finish your improper fraction
Example:

4*9=36
36+4=40

Thus, your answer.
Step-by-step explanation:
I uploaded the answer to the file hosting:
3x(4x4 – 5x)
= 12x^5-15x^2
The age of citizens allowed to vote is x:
x >= 18
B
the age of citizens allowed to vote, x, is all the line number from 18 to the right, than is x equal or greater than 18