A triangle has side lengths of 3m2 + In-2, -2m2 + 7m - 4n+ 5 and 8m2+n+ + 6m + 1. What is the perimeter of the triangle?
2:
a)
11m2 + m - 11n +6
b) 9m2 + m2 + 13m + 3n + 8
3:
c) None of these
d)
24m2 - 2n +42m - 28n-10
e) 11m2 - n° +13m + 3n+4

Five dinosaurs go for a walk and come across some lovely chicken wings. their names are rexy, bronto, steggy, paly, and terry. there are exactly 5 dozen wings(equal enough for each dino to have a dozen right? ); however, terry is on a diet and he only eats 6 wings. if paly eats 2 more than terry, steggy eats 4 more than paly, and bronto and rexy eat the same amount because they are really hungry from not eating all day, how many chicken wings did each dino eat?

Which of the following is the result of expanding

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?