Samantha is four years older than Perla. Karla is twice as old as Samantha. The sum of their ages is 36. How old is Karla?

Question

Samantha is four years older than Perla.
Karla is twice as old as Samantha. The sum
of their ages is 36. How old is Karla?

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Orla Orla 3 years 2021-07-23T16:01:40+00:00 2 Answers 8 views 0

Answers ( )

  1. Dulcie
    0
    2021-07-23T16:02:42+00:00
    Reply

    Karla would be 20 years old

  2. ngocdiep
    0
    2021-07-23T16:03:09+00:00
    Reply

    (X+4)+x+2(x+4)=36
    X+4+x+2x+8=36
    4x+12=36
    4x=24
    X=6

    (X+4)=Samantha
    X=perla
    2(x+4)=Karla

    Plug in x into 2(x+4)
    2(6+4)
    2(10)
    20

    So Karla is 20

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