Register
Why does the 7x randomly change to 8x-x?
70.7k views
1 vote
Why does the 7x randomly change to 8x-x?

Why does the 7x randomly change to 8x-x?-example-1
User Ranjeet Sajwan
by
8.2k points

1 Answer

7 votes
It is done so you can factorize by grouping the function in the numerator.
User Simon Byrne
by
9.0k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.2m questions

11.9m answers

Other Questions

What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Write words to match the expression. 24- ( 6+3)
The cost of 5 similar digital cameras and 3 similar video cameras is 3213. Each video camera costs 4 times as much as each digital camera. John buys a digital camera and a video camera. How much does he
Link Copied!