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Back to 9.1 Use a Problem Solving Strategy

9.1 Exercise 9

Avg difficulty 2.5

Gerry worked Sudoku puzzles and crossword puzzles this week. The number of Sudoku puzzles he completed is seven more than the number of crossword puzzles. He completed 1414 Sudoku puzzles. How many crossword puzzles did he complete?

OpenStax Prealgebra 2e, 9.1 Use a Problem Solving Strategy, exercise 9

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Adapted from Prealgebra 2e © 2020 Rice University. Licensed under CC BY 4.0. Source: Prealgebra 2e. Imported at revision 77a933c.