Practice problem
Solving Linear-Quadratic Systems by Elimination
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A band released an album ten years ago (album A). The album sales fluctuated throughout the years but within the last five years sales dropped exponentially. When record sales began dropping, the music label released a greatest hits album. The greatest hits album became one of the best selling albums this band ever had. Due to the popularity of this album, sales of album A began to rise again.
Album A sales can be represented by the equation: Sales of the greatest hits album can be represented through the linear equation: At what point will album sales be equal if