U=2.
If I am correct, 9 plus 7 equals 112.
35
9 plus 7 equals 144. Generally, x plus y = x(x+y).
2n plus 7 equals 19 2n equals 12 n equals 6
9
49
U=2.
9
Add 3u to both sides. Subtract 7 from both sides. 7u = 63 u = 9
It equals 24.
96
It doesn't ! -7 plus -5 equals -12 ! -7 plus 5 equals -2
If I am correct, 9 plus 7 equals 112.
89
35
28