
Nam L. answered 10/11/19
Tutor
5
(45)
You don't need to be good at Math. Let me help you understand it.
x = number
sum of 8 and the number = 8+x
==> 11(8+x) = 30 ==> 8+x = 30/11 ==> x = (30/11) - 8 = -(58/11)