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Answer :

Profereyes12122go

Answer:

15 and 3

Step-by-step explanation:

[tex]x+y=18\\x-y=12[/tex]

the equations are added:

[tex]2x=30[/tex]

[tex]x=30/2=15[/tex]

[tex]15+y=18\\y=18-15[/tex]

[tex]y=3[/tex]

Hope this helps

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