Question

A number when dived by 4 is reduced by 21. Find the number​

Answer 1

Step-by-step explanation:

a number is divided by the 4 the expression becomes 4x

If a number, when divided by 4, is reduced by 21, then the equation is

4x=x−21

⇒4x−x=−21

⇒4x−4x=−21

⇒−3x=−21×4

⇒x=321×4=7×4=28

∴,the number is 28