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25-11-2019
Mathematics

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The sum of 3 less than 5 times a number and the number increases by 9 is 24. What is the number.?

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TarikAziz TarikAziz

25-11-2019

Answer:

The number is 3.

Step-by-step explanation:

Let x be the unknown number.

"3 less than 5 times a number" --> 5x−3

"Number increased by 9" --> x+9

The sum of 24

5x−3+x+9=24

6x+6=24

6x=18

x=3

So, the number is 3.

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