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RideAnS [48]
3 years ago
9

What is the lower mantel of the world made of?

Geography
2 answers:
kirill115 [55]3 years ago
6 0
The lower mantle is composed of magnesium, iron-bearing silicates, olvine, and pyroxene.
kifflom [539]3 years ago
3 0
It's made of rock, it's the mesosphere and it makes up the earth. it consists of aluminum, silicon, magnesium, calcium, and oxygen.. 
:)
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If x = (-1, -7) and y = (-5, -8), find the sum x+y.
lozanna [386]

Answer:

(-6, -15)

Explanation:

(-1, -7)+(-5, -8)=

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