Cramer's Rule to Solve Systems of Equations This is a tutorial on proving Cramer's rule of solving 2 by 2 systems of linear equations. Rules for 3 by 3 systems of equations are also presented. To check answers when solving 2 by 2 and 3 by 3 systems of equations, you may want to use these online Systems of Equations Calculator and Solver..
From Wikipedia, the free encyclopedia. Rodney James Alcala (born Rodrigo Jacques Alcala Buquor; August 23, 1943) is a convicted rapist and serial killer. He was sentenced to death in California in 2010 for five murders committed in that state between 1977 and 1979. In 2013 he received an additional sentence of 25 years to life after pleading guilty to two homicides committed in New York in 1971 and 1977.
Rodney James ALCALA. The victims and Alcala. Jill Barcomb was a woman from Oneida, NY, who was killed in Southern California at age 18 in 1977 by serial killer Rodney James Alcala. Barcomb had been in Southern California for about three weeks when her body was found on a dirt path near Mulholland Drive in Los Angeles.