SOLUTION: Tom is 10 years old and his mother is 30 years old. In how many years will Tom's age be half that of his mother?

SOLUTION: Tom is 10 years old and his mother is 30 years old. In how many years will Tom's age be half that of his mother?

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Question 698134: Tom is 10 years old and his mother is 30 years old. In how many years will Tom's age be half that of his mother?
Answer by Stitch(470) (Show Source): You can put this solution on YOUR website!

Multiply both sides by 2

Multiply both sides by (30+X)

Simplify

Subtract 20 from both sides

Subtract X from both sides

In 10 years Tom will be half of his mothers age.
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