Question

If a number is multiplied by 4 and decreased by 7 we get 21 .Find the number

Answer 1

Answer:

Let the no. be x:

4x-7=21

4x=21+7=28

x=28/4=7

Hence, the required no. is 7

Answer 2

Answer:

Ans =9

Step-by-step explanation:

let the no. be x

A/Q

x × 4 - 7= 29

x × 4 = 29+7

x= 36/4

x=9