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

In which of the following ways do governments spend money to meet public needs? Check all that apply.by protecting the publicOby arming the publicby providing h

In river of dreams in paragraph 11 what does unblemished mean

fuentes propuestas, elabora un esquema numérico para un solo párrafo sobrente indicación: explique las principales estrategias o planes de acción para preservar

Which is more 60L or 60,000 mL

Find the slope of each line defined below and compare their values. Equation of Line A: Equation of Line A: y, minus, 5, equals, minus, left bracket, x, minus

Read the excerpt from "Take the Tortillas Out of Your Poetry."For me, reading has always been a path toward liberation and fulfillment. To learn to read is to s

How do you conjugate?

How could gene therapy be used to treat diseases caused by mutated genes?O A.It could change a few bases in a piece of mutated DNA in only one cell.10 в.It coul

calculate the work done by a body which is displaced 400 m by applying a force of 1.5N

Describe the fourth and fifth generations of computers based on the (a) Hardware (b) Software (c) Computing characteristics (d) Physical appearance, and (e) The