7z+9 = 72 7z = 72-9 7z = 63 z = 9
If I am correct, 9 plus 7 equals 112.
144 is the answer.2+3=10 which means 2+3=55*2=107+2=63 7+2=99*7=63now 9+7=? 9+7=1616*9=144
79
6
7z+9 = 72 7z = 72-9 7z = 63 z = 9
No! It equals 15, but 9-6=3.
-9 + 3 = -6
96
9
-9 + 6 = -3.
42
x=3
If I am correct, 9 plus 7 equals 112.
-3+9 is the same as 9-3=6
3 + 9 = 12
7