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Home Page 3Rs To algebra
Presentation by Howard C. McAllister. Copyright 1996

Determine the number of
Modos in a game of Boboball if:
there are 20 Hodos,
there are 8 fewer Modos than Hodos,
and there are 82 players in all.

The problem requests the number of Modos.
The response to this request is in the problem
statement. It states that there are 8 fewer
Modos than Hodos.

This equation requests the number of Hodos.
The response is in the problem statement. It is

The result of substitution is

The result of doing the arithmetic is

Request

Response

Result

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Adapted from: Quest 2000. Addison-Wesley Publishing Company.
Solution presentation: Howard C. McAllister.Copyright 1996.