• Matéria: Matemática
  • Autor: desilinhares
  • Perguntado 7 anos atrás

x+200+100+115+80=720

Respostas

respondido por: gustavoniedz18p8dhtv
3

Resposta:

x= 225

Explicação passo-a-passo:

x+300+195 = 720

x+495 = 720

x = 720 - 495           (495 = 200+100+115+80)

x = 225

Prova real

225+200+100+115+80=720

425+215+80=720

640+80=720

720=720


Anônimo: 10100101010101001101101010101011010101010101011010101010101010101010101011010101010101011010101010101000000000000000000000000000000000000000000000000000000
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