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Can someone help me? I know that t=20 I just don't know how to get there

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  • dannielle

    2t/5=8t/20    (both numbers multiplied by 4)

    t/4=5t/20    (both numbers multiplied by 5)

    3=60/20

    ⇒ 8t/20 - 5t/20= 60/20

    3t/20=60/20

    ⇒3t=60

    t=60:3

    t=20

    I hope you understand !