snook48shopping
snook48shopping snook48shopping
  • 02-05-2022
  • Mathematics
contestada

Solve the system of equations. y=4x+5y=x2+12x+20

Respuesta :

LoveFakeOnlinePoints LoveFakeOnlinePoints
  • 02-05-2022

Answer:

 [tex]\begin{pmatrix}x=-3,\:&y=-7\\ x=-5,\:&y=-15\end{pmatrix}\\[/tex]

Step-by-step explanation:

[tex]\begin{bmatrix}y=x^2+12x+20\\ y=4x+5\end{bmatrix}[/tex]

[tex]\mathrm{Subtract\:the\:equations}[/tex]

[tex]y=x^2+12x+20[/tex]

[tex]y-y=x^2+12x+20-\left(4x+5\right)[/tex]

[tex]\mathrm{Simplify}[/tex]

[tex]0=x^2+8x+15[/tex]

Answer Link

Otras preguntas

What did carl rogers view as a cause of most personal problems and unhappiness?
Please help me asap!
what is the value of sp of the following set of data. X 1 2 9 Y 4 4 1
When people consume the same clothes, food, and goods they eventually think and behave the same?
Convert the following energy units. 635 kJ to J
______ pronouns point out the person or thing referred to.
In Brazil, a person who is referred to as preta is
You believe you will need to have saved $480,000 by the time you retire in 40 years in order to live comfortably. if the interest rate is 6% per year, how much
Groups, such as the National Organization of Women (NOW), can do which of the following by providing resources and aligning itself with the Democratic Party? a)
What was the law system spread over europe by napoleon called?