Seanyboy07 Seanyboy07
  • 10-12-2022
  • Mathematics
contestada

x = 7 – 3y

2(7 – 3y) + 4y = 8

14 – 6y + 4y = 8

14 – 2y = 8

–2y = –6

y = 3

x + 3(3) = 7

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