SOLUTION: 1. Kim's age is twice that of her sister. When you add Kim's age to her sister's age, you get 36. How old is each sister? (a) Write an equation that represents the situation. Expl

Algebra ->  Customizable Word Problem Solvers  -> Age -> SOLUTION: 1. Kim's age is twice that of her sister. When you add Kim's age to her sister's age, you get 36. How old is each sister? (a) Write an equation that represents the situation. Expl      Log On

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Question 1052532: 1. Kim's age is twice that of her sister. When you add Kim's age to her sister's age, you get 36. How old is each sister?
(a) Write an equation that represents the situation. Explain any variable used.
(b) Solve the equation from Part (a)
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
K=2S
and
K%2BS=36
Substitute,
2S%2BS=36
3S=36
S=12
So then,
K=2%2812%29
K=24