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

Derive the equation of the parabola with a focus at (−5, 5) and a directrix of y = -1.
here is the whole question cooking oils contains unsaturated fats. unsaturated fats are more healthy than saturated fats. unsaturated fats change bromine wate
Which sentence uses punctuation correctly? A. The city, that I know best, is Philadelphia. B. The city that I know best is Philadelphia. C. The city, that I kno
what is the Nth term of 0 3 8 15 24 35
I need help on number 6)
Name from least to greatest 60 miles per hour, 24 feet per second, 45 kilometers per hour.
number of outer rings in cesium and magnesium??
What is 5.8 × 10^6 mg/s in grams per minute? A. 9.7 × 10^9 g/min B. 9.7 × 10^7 g/min C. 3.48 × 10^5 g/min D. 3.48 × 10^3 g/min
If the heart becomes damaged or weakened, how will this affect the body’s systems? A. The muscular system will strengthen the heart. B. Only the nervous system
how was the Jordan river different from the nile river