lyniyakelly13869 lyniyakelly13869
  • 16-10-2020
  • Mathematics
contestada

Solve by substitution: y = 3x + 4 and y = -2x – 1.

Respuesta :

samkr14
samkr14 samkr14
  • 16-10-2020

Answer:

x = -1

y = 1

Step-by-step explanation:

y = 3x+4

y = -2x-1

-2x-1 = 3x+4

-5x - 1 = 4

-5x = 5

x = -1

Substitute this x value into 1 of the equations given in the problem:

y = 3(-1)+4

y = -3+4

y = 1

Answer Link
nanabo1 nanabo1
  • 16-10-2020

Answer: the answer to x= -1 and y= 1

Answer Link

Otras preguntas

if 10 800 cm2 of material is available to make a box with a square base and an open top find the largest possible volume of the box.
if 283 is divided by 4 where should the first digit of the quotient be placed
Which President was sent a 1,235-pound block of cheese, with a note that read: "The greatest cheese in America for the greatest man in America."
Hemophilia is a recessive disorder found on the X chromosome of males abd females. Patricia is a healthy carrier of hemophilia and Sam is completely healthy. Co
what is a vetor space?
if 10 800 cm2 of material is available to make a box with a square base and an open top find the largest possible volume of the box.
Hemophilia is a recessive disorder found on the X chromosome of males abd females. Patricia is a healthy carrier of hemophilia and Sam is completely healthy. Co
A bicameral legislature features?
In photosynthesis, water undergoes ______ while carbon dioxide undergoes ________a. oxidation .... reductionb. reduction .... oxidationc. no change ....
What is realpolitik?