Amina think of a number and subtracts 5 2

Asked by admin @ 20/08/2021 in Math viewed by 286 People

amina thinks of a number and subtracts 5/2 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 plz give the answer

Answered by admin @ 20/08/2021

Let she thoughts the no x
according to question ,she subtract the 5/2 from the no.= x-5/2
now ,she multiply the result by 8 =8(x-5/2)
according to statement
3x = 8(x-5/2)
3x=8x -20
20=5x
x=4
she thought the no. as 4
i hope it will help u

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