25
Bailee Jacobi
Wiki User
∙ 2012-01-09 02:55:4816+ -9 is the same as 16 - 9. Try doing problems that way it makes the easier. Adding a negative is the same as subtracting a positive. Adding a positive is the same as subtracting a negative. So the sum of 16 and -9 is 7.
16-5= 9
16
41
2
7 is the product of the sum 16-9
9/16 + 3/16 simplified = 3/4
25
-7 + 9 = 2 -7 - 9 = -16
9 + 7 = 16 9 - 7 = 2
if you are talking about -16 plus 7 it is negative 9
The answer is -32 Sum of -16+8 = -8 Half of -8 = -4 Sum of -5+9 = 4 Twice of 4 = 8 Product = 8*(-4) = -32
7