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Mathematics, 04.12.2020 14:00 kingethan08

1.)Sales of fino aut cigarettes (in milions) in a country are given by y=-11.8987 +355.467x+5333.618, where x is the number of years after 1980. During what years does this model indicate that sales would be at least 7 bilion?
The sales are at least 7 bilion for the years _through__
(Round up to the nearest year as needed.)

2.)

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1.)Sales of fino aut cigarettes (in milions) in a country are given by y=-11.8987 +355.467x+5333.618...
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