GKHart11 GKHart11

06-10-2015
Mathematics

contestada

7 times a number equals 3 less than 5 times that number. what is that number?

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Castiel67 Castiel67

06-10-2015

7n=5n-3 (n standing for the number)
Subtract 5n from both sides
2n=-3
Divide by 2 on both sides
n=2/-3

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