(-90) + (-20) + 100 =
A-210
B) 10
C) -10
D) 210

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)