Answer:
Primary sources of energy are found in nature. They include coal, natural gas, water and wind. The Sun is the original energy source for all of these things.
<span>x^2+8x-20=0
Factor the left side of the equation
</span><span><span>(x−2)</span><span>(x+10)</span></span>=<span>0
</span>
Set the factors to both equal the number 0
<span><span>x−2</span>=<span><span><span>0
and/or
</span>x</span>+10</span></span>=<span>0
</span>x = 2 and/or x = -10
Answer:
label A: South American plate
Label B: African plate
Label C: indo-Australian plate
Explanation: