please explain me.....amina thinks of a number and subtracts 52 from it.she multiplies the result by 8.the result now obtained is 3 times the same number she thought of.what is the number?

Let the number be x.

So,

  • 6

8 [x-5/2] = 3x

8x - 40/2 = 3x

8x - 3x = 40/2

5x = 40/2

x = 40/2 /5

   = 40/2 * 1/5

=4

  • 3

8 [x-52] = 3x

8x - 416 = 3x

8x - 3x = 416

5x = 416

x = 416 / 5

= 83.2

hope u got the answer

  • 0

 but if it is 5 / 2 and not 52 than the answer is like this

  • -3
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