jaylajj26 jaylajj26
  • 23-12-2020
  • Mathematics
contestada

y=x+3
2x-y=-1
write solution as ordered pair

Respuesta :

ChefTopeau
ChefTopeau ChefTopeau
  • 23-12-2020

The first equation tells you that [tex]y=x+3[/tex]. If you substitute this expression for [tex]y[/tex] in the second, we have

[tex]2x-(x+3)=-1 \iff x-3=-1 \iff x=2[/tex]

And we can deduce [tex]y=x+3=2+3=5[/tex]

Answer Link

Otras preguntas

Which set of ordered pairs represents a function? ​
What is the length of the missing leg?
A sample was taken of dogs at a local dog park on two random days. The counts are displayed in the table below. If there are estimated to be 50 dogs at the park
Number 8 and 9 please
Se a white blood cell destroys vading bacteria by phagocytosis, which statement best describes this process
1. What are some of the defining factors of Northern Africa?
Como puedo hacer un párrafo de solo el final de el principito
which of these civil rights era
plz help me with this ​
In July, a new endoscopy suite will be opened in your organization. Projections are that 80 endoscopies will be performed per day. At the same time, an electr