answersLogoWhite

0

Is 4 a soluton of 2x2 - 1 equals 4x plus 15?

User Avatar

Anonymous

∙ 15y ago
Updated: 8/19/2019

2(4)^2 - 1 = 4(4) + 15

31 = 31

yes!

User Avatar

Wiki User

∙ 15y ago
Copy

What else can I help you with?

Related Questions

What is 2x2 plus 11x plus 15?

2x2 + 11x + 15 = (x + 3)(2x + 5).


How do you factor this 2x2 plus 13x plus 15?

2x2+13x+15 = (2x+3)(x+5)


What is the solution set of 2x2 x equals 15?

What is the solution set of 2x2 + x = 15


2x2 plus 15 equals 11x?

2x2 + 15 = 11x ? Can be only for some values of x.2x2 + 15 = 11x subtract 11x to both sides2x2 - 11x + 15 = 0(2x - 5)(x - 3) = 02x - 5 = 0 or x - 3 = 0x = 5/2 or x = 3


2x2 plus 7x - 15 equals 0?

2x2 + 7x - 15 = 02x2 + 10x - 3x - 15 = 0(2x2 - 3x) + (10x - 15) = 0x(2x - 3) + 5(2x - 3) = 0(2x - 3)(x + 5) = 0(2x - 3) = 0 or (x + 5) = 0x = 3/2 or x = -5


What is to is 2x squared minus 6x plus 15 wen x equals negative 2?

The answer is 35. 2x2-6x+15 2(-2)2-6(-2)+15 8+12+15 35. And this is not calculus...


What 15 plus 15 plus 15 plus 15 plus 15 plus 15 plus 15 plus 15 plus 15 15 plus 15 plus 15 plus 15 plus 15 plus 15 plus 15 plus 15 plus 15 plus 15 plus 15 equals to?

It equals 285


What is 2x squared plus 7x-15 factored?

2x2 + 7x - 15 = (2x - 3)(x + 5)


What does 15 plus 15 equals?

30


What is -15 equals equals 6 plus?

-9


15 plus -3 divided by -6 equals?

15 plus -3 equals 12 12 divided by -6 equals -2


What is the answer two -15 plus 20 equals?

-15 plus 20 is 5.

Trending Questions
Has there been a hurricane Brittany? What bad omens does Lorraine mention? How can one make a Christmas tree skirt without a sewing machine? How do you convert 0.4166666 into a fraction? What organization did elanor roosevelt start? How do you ask if the funeral is public or private? How do you say wolf warrior in Japanese? The practice of questioning the validity of accepted ideas or claims? What does he is a fool whose sheep runs away twice mean? What is a part of a geometry? How does nutrition affect a healthy lifestyle? You need instructions on how to replace the headlight bulb on a 1994 F150 pickup year 1994? How do you make mandlore a Jedi in kotor 2? Need location of a 1997 Honda civic lx horn fuse relay please? What is the salary of royal Gibraltar police? How Leroy A Conley was awarded the bronze star? Who owns the economist magazine? Is high fructose corn syrup an element mixture or compound? What material are skateboard helmets made from? Is NBr3 soluble?

Resources

Leaderboard All Tags Unanswered

Top Categories

Algebra Chemistry Biology World History English Language Arts Psychology Computer Science Economics

Product

Community Guidelines Honor Code Flashcard Maker Study Guides Math Solver FAQ

Company

About Us Contact Us Terms of Service Privacy Policy Disclaimer Cookie Policy IP Issues
Answers Logo
Copyright ©2026 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.