jackiedepaz926 jackiedepaz926
  • 21-08-2019
  • Mathematics
contestada

(x - 5)(x + 1)
3(x + 1)
For what values of x are the two expressions equal?

Respuesta :

medicicowrider
medicicowrider medicicowrider
  • 21-08-2019

Answer:

x = -1 or x = 8

Step-by-step explanation:

Rewrite:

[tex] {x}^{2} - 4x - 5 = 3x + 3[/tex]

[tex] {x}^{2} - 7x - 8 = 0[/tex]

[tex](x - 8)(x + 1) = 0[/tex]

[tex]x - 8 = 0[/tex]

Or

[tex]x + 1 = 0[/tex]

Thus

[tex]x = - 1 \: or \: x = 8[/tex]

Answer Link

Otras preguntas

each letter represents a question answer
A square perimeter is 48 cm .What is the length of one side of the square ?
How does cell cycle regulate mitosis
Ecuador has an amazon región true or false
For a point P on m, the reflection image of P over line m is _____?
which of the following is a possible long-term health effect of stress?A. acid reflux B. shortness of breath C. high blood pressure D. muscle aches
Azul orders 5 veggie pizzas for his birthday party he orders enough for everyone to eat 5/6 of a pizza how many people can he feed?
2. How far will a bird have traveled in 13 seconds if it maintained a speed of 31 m/s?
The width of a DNA molecule is about 2.5 nanometers. A nanometer is 0.000000001 meter. Write the width of a DNA molecule in scientific notation.
a wise man once said, 300 reduced by 4 times my age is "64". what is his age?