salina9132p9xfjh salina9132p9xfjh

07-06-2018
Mathematics

contestada

what is the the only solution of 2x^2+8x=x^2-16

Respuesta :

1233481 1233481

07-06-2018

I got -4 as the solution

Answer Link

mkryukova19 mkryukova19

07-06-2018

2x² + 8x = x² - 16
2x² - x²+8x + 16 = 0
x²+8x+16 = 0
x² + 2*4x + 4² = 0
(x+4)² = 0
x+4 = 0
x= - 4

Answer Link

Otras preguntas

List at least 4 conserved processes, molecules, or cell components which support the concept of a universal common ancestor.

which benefit is shared by both monopolies and oligopolies?

1. Find simple interest: Principal: 40,000 Rate: 8% Term: 17 months

PLEASE HELP WILL MARK BRAINLIEST!

i need helpppp 10 minutess

If you were searching the internet for information about Emily Dickinson's brother, Austin, which would be the most effective search terms to use? A) DickinsonB

Oceans cover approximately 71% of Earth’s surface and contain 97% of the total water resources of the planet. The oceans are considered a common property resour

Please help me answer these

A______________ workout consists of a workout that aims to hit all the major muscle groups in one single session.

Who is the owner of the Federal Reserve?

good job