0
Anonymous
As written, that is true.
(7 - 1) + 8 = 7 - (1 + 8) is not true.
Wiki User
Chat with our AI personalities
8+-1= 7 x=-1
20
no x would be 0.5 because two times 0.5 is 1 ( 2x ) and then add 7 equals 8 ( plus seven equals 8 )
42
89