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28-05-2021
Mathematics

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.. Solve using substitution.
2x - 5y = 12
x = -9

Respuesta :

ghaithgh ghaithgh

28-05-2021

Answer:

2x–5y = 12

2(–9)–5y = 12

–18–5y=12

–5y=12+18

–5y=30

y= –30/5

y= – 6

(x,y) —> (–9,–6)

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