10
9 + 9 + 9 + 1 + 6 + 5 = 39
5 + 5 + 5 + 5 + 5 + 5 + 5 + 5 + 5 + 5 + 5 + 5 + 9 + 9 + 9 + 1 - 1 - 1 - 1 - 1 - 1 - 1 - 1 - 1 - 1 - 1 - 1 - 1 - 1 = 43
True. 9 + 8 + 1= 18 and 9 + 1 + 8 =18.
true
the sum of 1 plus 9 is 10 because 1+9
9 - 9 + 1 = 1
9
5+9+1 = 15
It is: 1+9+2 = 12
1 + 88 + 9 = 98
1 quarter plus 9 dimes plus 9 nickles plus 7 pennies = $1.67
The solution to 9 plus 1 is 10. The solution to 9 minus 1 is 8.