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Mathematics, 01.12.2020 19:30 heberavilesramirez52

Podem me ajudar é urgent Resolva o sistema 3x + y = 3 e 3x + 4y = 30. O valor de y é igual a:

a)9
b)3
c)2
d)1
03. Se x = 5y e x + 3y = 16, qual o valor da variável y:

a)1
b)2
c)3
d)4

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Answers: 1

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Podem me ajudar é urgent Resolva o sistema 3x + y = 3 e 3x + 4y = 30. O valor de y é igual a:
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