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16 February, 02:58

Jonna is 4 years older than her brother. which of the following expressions shows the sum of their ages if b represents jonna's brother's age?

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  1. 16 February, 03:02
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    Brother's age = b

    Jonna's age = b + 4

    Brother's age + Jonna's age = 2b + 4

    Answer: 2b + 4
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