Math, asked by akshaykumar91, 1 year ago

Mangal thinks a number. Multiplying the result by subtracting 5 from it. The result now obtained is three times the number thought of. Find the number that is thought of.​

Answers

Answered by sonabrainly
1

Answer:

Step-by-step explanation:

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Let the number be X.

So equation after first sentence will be

Result = X-5/2

After second sentence equation wil be

= 8X-8*(5/2)

= 8X-40

So finally the result is 3 times of the number which she thought

Therefore,

3X=8X-40

40=8X-3X

40=5X

X=40/5

X=8

SO the number is 8.

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