kaylee5569 kaylee5569

04-03-2021
Mathematics

contestada

What is the solution of the system? Use substitution.
y= 4x + 4
y = 5x

Respuesta :

rorycampbell0721 rorycampbell0721

04-03-2021

Answer:

x = 4, y = 20

Step-by-step explanation:

Substitute y = 5x into y = 4x + 4.

This would be:

[tex]5x = 4x+4[/tex]

subtract 4x from both sides

[tex]x=4[/tex]

Then, substitute x = 4 into the equation y = 5x

[tex]y = 5 * 4\\y = 20[/tex]

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