dominiquea
dominiquea dominiquea
  • 03-03-2020
  • Mathematics
contestada

Solve by using substitution. SHOW YOUR WORK. y=-2x – 1
y = 8x + 19

Respuesta :

SilvanaMartins
SilvanaMartins SilvanaMartins
  • 03-03-2020

Answer: x= -2; y = 3

Step-by-step explanation:

y=-2x – 1

y = 8x + 19   -  

replacing "y"

-2x – 1 = 8x + 19

-2x - 8x = 19 + 1

-10x = 20

x = 20/-10

x= -2

y=-2x – 1

y= -2.(-2) - 1

y= 4 - 1

y = 3

Answer Link

Otras preguntas

Why may a company find it easier to operate in one country than in another? (Choose every correct answer.)
(05.06 LC)The net of an isosceles triangular prism is shown. What is the surface area, in square units, of the triangular prism? Three rectangles are shown, one
Where do you think you belong? write some characteristics with which you can identify yourself.​
Write an essay about a life experience that has profoundly affected you. What did you learn from this experience and how will you apply these lessons as you go
How many grams of solute are present in 635mL of 0.450 M KBr?
ANSWER CORRECTLY OR ILL REPORT YOU How can political instability make genocide more likely? by causing hardships and famine for the general population by encou
Lol do yu guys know this?? plz help
5. Complete the sentences to describe some important examples of active transport. The concentration of glucose molecules in the ___________ of the small intest
Successive approximation
What do you think might happen if someone is released from the community?