8
5m - 13n - n + 4m
= 9m - 14n
Added 1/24/2014 10:57:30 AM
This answer has been confirmed as correct and helpful.
8
9 - {x - (7 + x)}
9 + 7
= 16
Added 1/24/2014 10:58:02 AM
This answer has been confirmed as correct and helpful.
8
21 - 18 ÷ 3 · 2
21 - 6 * 2
21 - 12
= 9
Added 1/24/2014 10:58:43 AM
This answer has been confirmed as correct and helpful.
8
7 + (-3x(2) for x = 0
7 + (-3*0(2)
7 + 0
= 7
Added 1/24/2014 10:59:17 AM
This answer has been confirmed as correct and helpful.