aprilpryor2008 aprilpryor2008
  • 06-05-2019
  • Mathematics
contestada

what is the solution to x+4y=10 3x+12y=20 brainly

Respuesta :

kudzordzifrancis
kudzordzifrancis kudzordzifrancis
  • 17-05-2019

Answer:

The system has no solution.

Step-by-step explanation:

We have two equations:

1st:  x+4y=10

2nd: 3x+12y=20

Write the two equations in slope-intercept form:

First equation:

4y=-x+10

[tex]y=-\frac{1}{4}x+\frac{5}{2}[/tex]

Second equation:

3x+12y=20

12y=-3x+20

Divide through by 12

[tex]y=-\frac{1}{4}x+\frac{5}{3}[/tex]

The two equations have the same slope but different y-intercepts.

The two equations are parallel and will never meet.

Therefore the system has no solution.

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