HELP PLEASE!! Alita is 2 times as old as Jiro. Jiro is 4 years younger than Erik. Erik is 1/3 as old as dawn. The sum of all their ages is 7

Question

HELP PLEASE!! Alita is 2 times as old as Jiro. Jiro is 4 years younger than Erik. Erik is 1/3 as old as dawn. The sum of all their ages is 72 What equation could you write to represent this situtation????

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Hưng Khoa 5 years 2021-07-22T21:58:01+00:00 2 Answers 351 views 1

Answers ( )

  1. phucdien
    -1
    2021-07-22T21:59:16+00:00
    Reply

    Step-by-step explanation:

    72= (e= 1/3d ) + (j= e-4) + (a= 2j)

    or

    1/3d – 4 × 2 =72

    let d = dawn

    let e = erik

    let j = jiro

    let a = alita

    remember that a number next to a variable means multiplication.

  2. thnahdat
    -1
    2021-07-22T21:59:50+00:00
    Reply

    Answer:

    a cyclist covers a distance of 15km in 2hours calculate his speeda cyclist covers a distance of 15km in 2hours calculate his speeda cyclist covers a distance of 15km in 2hours calculate his speed

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