Tuesday, 11 December 2007

Forming and solving equations

8 My friend John has w weasels, I have twice as many as him (2w), and my brother has 2 less than him (w – 2),
a) Write an expression for the total number of weasels we have.
b) If we have 98 weasels altogether, how many weasels does John have?
(4 marks)
a) Total = 4w - 2
b) 25 weasels.

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