Question

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.​

Answer 1

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