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Mathematics 11 Online
OpenStudy (superkay):

Kim's age is twice that of her sister. When you add Kim's age to her sisters 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). Show your work.State your solution as a complete sentence. Answer:

OpenStudy (rcp031):

Let kim's age be x her sister's age be y then x+y=36 Also, x=2y Kim's age is twice her sisters age

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