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

Harry rides his bike 25 3/8 miles. Karen rides her bike 25 2/5 miles. Who rides farther show your work
Media messages are communicated through which of the following: Commercials and ads TV shows and movies News and magazines All of the above.
Dorothy types of 120 words per minute how many words does Dorothy type in 1.75 minutes
Write a short paragraph that identifies the Russian leader who came to power at the age of three and earned the nickname “the Terrible.”
how was the colosseum paid for?
an employee who has integrity is
How do I solve this linear equation? 21+x=30
What 2011 updated book on the NHL includes 30 interactive facsimiles of memorabilia creatively inserted into the pages? -SPORTS- (closest I could pick was hea
The colonists that participated in the Boston Tea Party were disguised as which of the following? A. Mohawk Indians B. prisoners of war C. British sold
A word’s _____ may include the sentence, the surrounding words, or the situation in which a word is used.