8. 1/2 is subtracted from a number and the difference is multiplied by 4. If 25 is
added to the product and sum is divided by 3, the result is equal to 10. Find the
number.
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Answer:
Let the number be x
Given {(x− 1/2)×4+25}÷3=10
⇒{4x−2+25}×1/3=10
⇒( 4x+23/3 )=10⇒4x+23=30
⇒4x=7⇒x= 7/4
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