Question

if 7 is added to 7 times a number the result is 28.qhat is th number​

Answer 1

Answer:

2

Step-by-step explanation:

Let the number be x,

then,

7+7x=28

7x=28-7

7x=14

x=14/7=2

Answer 2

Answer: 3

Step-by-step explanation: Let the unknown no. be 'x'

ATQ, The required equation

=> 7x + 7 = 28

=> 7x = 28 - 7

( Transposing the addendum 7 changed its positive sign to negative)

=> 7x = 21

=> x = 21/7 = 3

(Transposing the factor 7)