-1
(5-6) + (5-6) is equal to -2
get a new calculator
6
do 6 plus 3
4
12
6
4 plus 6 times 5 is equal to 34.
38
It is: 7+13-6+5 = 19
+1.
If you do not know what y is equal to then you can not evaluate this. If it is equal to zero then y is equal to 6/5.