Which is a variable expression for the word phrase?
the product of 2 and a number decreased by 6
a.
2n – 6
b.
2 n – 6
c.
2n 6
d.
6 – 2n

The rows and columns of lattice points in a three-by-three square array are evenly spaced one unit apart. how many distinct triangles with at least one side of length 2 units can be drawn using three lattice points for the vertices?

Easy points boii. read it. ya. fresh

Which graph corresponds to the function f(x) = x2 + 4x – 1?