Find the ordered pair $(x, y)$ if \begin{align*} x+y&=(5-x)+(5-y),\\ x-y&=(x-1)+(y-1). \end{align*}

Add the fractions and simplify 1/2+ 1/3

Which statement best explains why ben uses the width hi to create the arc at j from point k

Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?