Answer:

Step-by-step explanation:
An Improper Fraction has a top number larger than (or equal to) the bottom number.
To convert a whole number -12 into an improper fraction we can divide the whole number by one to turn it into a temporary fraction.

Also we could multiply and divide -12 by another number greater than one, for example:

There are several ways we can write -12 in the improper fraction form.
You need to take 101473 and subtract 9879 which equals 91593 and then add 9853 to equal 101447
Answer:
x = 180
Step-by-step explanation:
since straight lines are 180
(is it asking to find the area?)
The difference of the expression
is 
<h3>How to determine the difference?</h3>
The expression is given as:

Factor the denominators of the expressions:

Apply the difference of two squares to x² - 9

Take LCM

Hence, the difference of the expression
is 
Read more about expressions at:
brainly.com/question/723406
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Answer:Associative Property of Multiplication