# Ralph is 3 times as old as sarah. In 6 years, ralph will be only twice as old as sarah will be then. Find ralph's age now. If x represents sarah's age now, which of the following expressions represents ralph's age in six years?

1 answer

###### Question:

Ralph is 3 times as old as sarah. In 6 years, ralph will be only twice as old as sarah will be then. Find ralph's age now. If x represents sarah's age now, which of the following expressions represents ralph's age in six years?

## Answers

x - Sarah's age now3x - Ralph is 3 times as old as Sarah, nowx+6 - Sarah's age in 6 years2(x+6)=2x+12 - Ralph will be only twice as old as Sarah will be in 6 yearsRalph's age in six year can be also written as 3x+6SoRalph's age now is 3x.Ralph's age in six years is 2x+12 and 3x+6.We can find age of Sara now,2x+12=3x+63x-2x=12-6x=6,Ralph's age now is 3x=3*6=18Now Sara is 6 years old, Ralph is 18 years old.

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