On April 26, 1986, the world's worst nuclear accident happened<span> at the </span>Chernobyl plant near Pripyat, Ukraine, in the Soviet Union. An explosion and fire in the No. 4 reactor sent radioactivity into the atmosphere. Plant operators made several mistakes, creating a poisonous and unstable environment in the reactor core. <span>A peculiarity of the design of the control rods </span>caused<span> a dramatic power surge as they were inserted into the reactor.</span>
Mexico is a source of cheaper labor. Hope I helped.
The answer is: B. devolution
C. andesite. hope this helped!
U_____________W________________V
UV=13
UW=2y-9
WV=y-5
UV=UW+WV
UV=(2y-9)+(y-5)=2y-9+y-5=3y-14
13=3y-14
27=3y
y=27/3=9
Solution is A, y=9