christensenma7 christensenma7

16-12-2021
Mathematics

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Solve this system of equations.

Solve this system of equations class=

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goddessboi goddessboi

16-12-2021

Answer:

[tex]x=6[/tex]

[tex]y=21[/tex]

Step-by-step explanation:

[tex]y=x+15[/tex]

[tex]y=7x-21[/tex]

[tex]x+15=7x-21[/tex]

[tex]-6x+15=-21[/tex]

[tex]-6x=-36[/tex]

[tex]x=6[/tex]

[tex]y=x+15[/tex]

[tex]y=6+15[/tex]

[tex]y=21[/tex]

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