If i am 50% depressed today and 70% depressed in a week what id the increasing rate of my depression

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

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?

Graph the equationy= x+3[tex]y = x + 3[/tex]