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Mathematics, 06.09.2021 21:20 avagymnast421

Mandy is x years old. Her brother is 5 years older than Mandy.
The product of their ages is 84.
(a)
Show that
x? + 5x – 84 = 0

Mandy is x years old.

Her brother is 5 years older than Mandy.
The product of their ages is 84.
(

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Mandy is x years old. Her brother is 5 years older than Mandy.
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