Question

Chan chose an integer. He subtracted 8. Then, he multiplied the difference by -3. The answer was 60. What integer did Chan choose?

Answer 1

Mr Chan chose -12 as the integer.


Let x be the integer.

(x-8) • (-3) = 60

-3(x-8) = 60

-3x + 24 = 60

-3x = 36

x = 36/-3

x = -12

Answer 2

-12

Explanation:

let that integer be x.

-3(x-8) =60