<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
This was due to the Czar Nicholas II, who led more of a dictatorship. In 1917, people rebelled, so the Czar stepped down.
I believe that it is Olmec.
Answer:
Africa, Asia, America, Australia, Antarctica
Explanation:
