Quiz 1.docx - 1 1 Solve the given equation for x 3.42 x=1.8...

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11)Solve the given equation for x.
2)Solve the equation and check.
3)Write the following as an algebraic expression. Then simplify.
4)The average annual number of cigarettes smoked by an adult in some countries continue to decline. For the years 1997-2006, the equation y= -49.5x + 1756.1 approximate this data. Here, x is the number of years after 1997 and y is the average annual number of cigarettes smoked. If this trends continues, find the years in which the average annual number of cigarettes smoked is zero. To do this, let y=0 and solve for x.

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