How many countries are there in the world

Which environment would most likely not contain fossils? a a thick deposit of cracked, dried mud b sediment deposited in a sandy river bed c intrusive rock formed from cooled magma d layers of sand accumulated for a century

Find the equation of the line passing through the point (–1, 5) and perpendicular to the line 3x + y = 4.

Can someone me with this plz? ! i'm putting 20 points on it!