SOLUTION: In 30 years, Sue will be 4 times as old as she is now. How old is she is now? I used the equation 4x = 30

SOLUTION: In 30 years, Sue will be 4 times as old as she is now. How old is she is now? I used the equation 4x = 30 - x.....but I don't think that is correct.

Question 299269: In 30 years, Sue will be 4 times as old as she is now. How old is she is now?
I used the equation 4x = 30 - x.....but I don't think that is correct.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
In 30 years, Sue will be 4 times as old as she is now. How old is she is now?
I used the equation 4x = 30 - x.....but I don't think that is correct.
----------------
She's x years old now. In 30 years, she'll be x+30.
x + 30 = 4x
3x = 30
x = 10

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