Como se resolve essa equaçao7(x-5)=3(x+1)

Como se resolve essa equaçao7(x-5)=3(x+1)



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    Multiplique o valor de fora por cada valor de dentro do parnteses
    7(x-5)=3(x+1)
    7x-35=3x+3
    agora deixe letra de uma lado e nmero do outro
    7x-3x=3+35
    4x=38
    x=38/4
    x=9,5
  • 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.
    Oi,

    Resoluo

    7(x-5)=3(x+1)
    7x — 35 = 3x + 3
    7x — 3x = 3 + 35
    4x = 38
    x = 38 / 4
    x = 9,5

    Espero ter ajudado e bons estudos !


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+ 4 = 5