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Im thinking of a number. When i subtract 5, then add 13, then multiply by -2, i get 10. what is my number

User Sudden Def
by
8.9k points

2 Answers

2 votes

Answer: your conceived number is -13

Explanation:

Let the conceived number be x

Hence,


(x-5+13)(-2)=10\\\\

Divide both parts of the equation by -2:


x-5+13=-5\\\\x+8=-5\\\\x+8-8=-5-8\\\\x=-13

User Stepan Maksimchuk
by
8.1k points
3 votes

Answer: 4

explanation: with the numbers given you preform the opposite

10+2=12

12-13= -1

-1+5=4

User Tushar Shahi
by
7.3k points

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