Monday, April 5, 2010

Algebra P6 2009 SA1 P2 RGS Q2

2. John is (m + 2) years old now. 2 years ago, his cousin was twice his age. How old is his cousin now?


John's age 2 years ago.
(m + 2) – 2 = m

His cousin's age 2 years ago.
2 x m = 2m

His cousin's age now.
2m + 2

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