7 (x-1)=2 (3x+1) precisando de ajuda

7 (x-1)=2 (3x+1) precisando de ajuda

  • Para resolvermos esse clculo, devemos fazer a distributiva entre os valores:
    7x — 7 = 6x + 2
    Prxima etapa separar incgnitas (letras) e constantes (nmeros)
    7x — 6x = 2 + 7
    1x = 9
    Logo, x = 9,
    Bons estudos e espero ter ajudado:)
  • Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
    7.(x-1)= 2.(3x+1)
    7x — 7 = 6x +2
    7x — 6x = 2 + 7
    x = 9

Добавить комментарий

65 − 57 =