Which express has a positive product? a is (6.3) (-0.8) (0.7)
b (-8.5) (-0.4) (-2.7)
c-(5) (-0.2) (-1.9) (9)
d (-1.3) (-4) (-7.6) (-3.5)

In the equations, a and b represent the price per night for a room in hotel a and hotel b, respectively, w weeks after september 1 last autumn. what was the price per night in hotel a when it was equal to the price per night in hotel b? a = 240 − 20w b = 320 − 30w

Statement: if two distinct planes intersect, then their intersection is a line. which geometry term does the statement represent? defined term postulate theorem undefined term

The graph of a line gets what as the value of the slope gets bigger