9ns439dkpu 9ns439dkpu
  • 04-02-2021
  • Mathematics
contestada

x2 + 4x - 9 = 5x + 3
O A. 4
O B. -3
O C. -7
O D. 5
E. -2
F-4

Respuesta :

rosh18
rosh18 rosh18
  • 04-02-2021

Answer:

[tex] {x}^{2} + 4x - 9 = 5x + 3 \\ {x }^{2} - x - 12 \\ {x}^{2} - 4x + 3x - 12 \\ x(x - 4) + 3(x - 4) \\ (x - 4)(x + 3) \\ x = 4 \: and - 3[/tex]

Answer Link

Otras preguntas

What tone does Jacobs take toward the characters of Mr. and Mrs. White?
The area of a rectangular field is 8342 yd^2 if the width is 86 yd what is the length
What would be a model that could be used to describe this situation?
Scrieti un eseu liber de aproximativ 250-300 cuvinte cu titlul "calatorie in lumea poeziei"
Solve the equation 0.3r=2.1 (Show work)
The balanced chemical formular
tan x (degrees) = 31. what is the value of x to the nearest 10th
Vail Ski Shop received a $1,201 invoice dated July 8 with 2/10, 1/15, n/60 terms. On July 22, Vail sent a $485 partial payment. (If more than one discount, assu
For a food to be labeled low sodium, there must be no more than 140 milligrams of sodium per serving. Inequality:
184 divided by 5/8 I don't know as its for my homework