Mathematics, 09.04.2020 19:36 23rwilliamson

Andrew is trying to create a number puzzle for his younger sister to solve. He challenges his sister to find the mystery number. “When 4 is subtracted from half of a number the result is 5.” The equation to represent the mystery number is 1/2−4=5.

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Andrew is trying to create a number puzzle for his younger sister to solve. He challenges his sister...