Register

What must be added to 3x-7 to make x^2+4x-1

What must be added to 3x-7 to make x^2+4x-1
143k views
4 votes
What must be added to 3x-7 to make x^2+4x-1

User David John Welsh
by
8.4k points

2 Answers

2 votes
The term that can be added is the difference between the two expressions you have:

x^2+4x-1-(3x-7)

x^2+4x-1-3x+7

x^2+x+6
User Yunus Einsteinium
by
7.9k points
4 votes
3x-7+c=x^2+4x-1
find c
minus 3x from both sides
-7+c=x^2+x-1
add 7 to both sides
c=x^2+x+6

x^2+x+6 must be added
User Stradivariuz
by
8.2k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
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?
Link Copied!