nina700 nina700
  • 07-07-2020
  • Mathematics
contestada

Find the solution to the equations.
3x - y = -4
X + y = 0

Respuesta :

mathstudent55
mathstudent55 mathstudent55
  • 07-07-2020

Answer:

x = -1; y = 1

Step-by-step explanation:

3x - y = -4

x + y = 0

Since you have -y and +y in the two equations, you can add them and eliminate y.

Add the equations.

4x = -4

x = -1

Now substitute -1 for x in the second equation and solve for y.

-1 + y = 0

y = 1

Answer Link
Аноним Аноним
  • 07-07-2020

Answer:

Both the lines shown by above two equations have same slope = 3 i.e. the lines are parallel to each other i.e. they don't intersect each other hence the given system of linear equations has no solution .

Step-by-step explanation:

Answer Link

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