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BONUS: Solve this problem by using the Guess And Check strategy. I'm thinking of a number. If you multiply it by 4, then subtract 10, and finally add 15, you get 53. What number am I thinking of?
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BONUS: Solve this problem by using the Guess And Check strategy.

I'm thinking of a number. If you multiply it by 4, then subtract 10, and finally add 15,
you get 53. What number am I thinking of?

User Kimkevin
by
3.2k points

1 Answer

5 votes

Answer:

12

Explanation:

Let number you are thinking be x

According to problem;

4x-10+15=53

4x+5=53

4x=48

×=12

User Georgi Nikolov
by
3.8k points
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