Question

if 7 is added to five times a number the result is 57. find the number

Answer 1

Please refer the above photograph for the used process
Hope this will be helping you

Answer 2

Let the number be x.

=> 5x + 7 = 57

=> 5x = 57 - 7

=> 5x = 50

=> x = 50/5

=> x = 10

Ans. = The number is 10.