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

(8j - 3l + 9)6 PLZZZZZZZZZZZZZZ HELPPPPPPPPPPPPPPPPP
Can you please answer 15-19
9-62+6 to the 2 power divided by (19-17)
evaluate each of the statements below. select those that accurately describe the role of genes and chromosomes in the process of inheriting a specific trait. ch
Express 9.7•10^5 in standard notation
Hey can you help me?​
What is 3/5 −(−2 1/4)? Write the answer as a mixed number in simplest terms.
Helpppppp pleaseeeeeee I’ll give brainliest
Hours After Sunset, X Temperature, y This table shows the change in temperature x hours after sunset. When graphed, all of these points lie on the same line. Wh
A chemical reaction consumes 0.85mol of carbon, what mass of carbon is consumed in the reaction?