1. -18-6x=6+18x
-18-6=18x+6x
24x=-24
x=-1
2.8x-6-8=4+2x
8x-2x=18
6x=18
x=3
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Some, but not all, earthquakes are related to volcanoes. ... However, most earthquakes are caused by the interaction of the plates not the movement of magma . Most earthquakes directly beneath a volcano are caused by the movement of magma. The magma exerts pressure on the rocks until it cracks the rock.
The equator is an imaginary line drew on maps that divides the earth into 2 hemispheres: North And south, and represents the degree of latitude 0.
The Prime Meridian is, as the equator, another imaginary line drew on maps, but divides the earth into 2 other hemispheres: East and West, and represents the degree on longitude 0.
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The three main types, or classes, of rock are sedimentary, metamorphic, and igneous and the differences among them have to do with how they are formed. Sedimentary rocks are formed from particles of sand, shells, pebbles, and other fragments of material. Together, all these particles are called sediment.
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