Question

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). Show your work. State your solution as a complete sentence.
plz hurry it's due today!!!

Answer 1

2x kimas age + x his sister age = 36 so now 3x = 36 x= 12 now multiply 12×2=24 is kimas age and 12 is her sister gae

Answer 2

let's Kim's age is '2 X ' and her sister's age is ' X ' .
then ,
2x+X = 36
3X = 36
X = 36/3
X = 12
therefore here sister's age is 12*2=24