cottoxzavier cottoxzavier

12-11-2021
Mathematics

contestada

7x-12y=180 7x=84
i need someone to explain step by step

Respuesta :

hayrmarie hayrmarie

15-11-2021

Answer:

x=12,y=-8

Step-by-step explanation:

7x=84

x=84/7=12

12y=7x-180=7*12-180=84-180=-96

y=-96/12=-8

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