Question

I think a number, add 6 to it, then multiplied the sum by 7 and subtract from the product 7.the result is 140.what is the number??​

Answer 1

Answer:

The number is 15.

Step-by-step explanation:

let the number is x

then according to the first condition given,

x+6

after that

(x+6)7-7=140

7x+42-7 =140

7x+35=140

7x=140-35

7x=105

x=15

hence the no. is 15.

Hope it helps you.

Answer 2

Answer:15

Step-by-step explanation:

(x+6)7-7=140

7x+42-7=140

7x+35=140

7x=140-35

x=105/7

x=15