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anonymous
 5 years ago
hi everybody i have a question. the cancer death rate 100,000 people in the United States can be aproximated by the equation y=2.2x+216, where x is the number of year since 1990. use this equation to determine in whixh year the approximate cancer death rate will be 150?
anonymous
 5 years ago
hi everybody i have a question. the cancer death rate 100,000 people in the United States can be aproximated by the equation y=2.2x+216, where x is the number of year since 1990. use this equation to determine in whixh year the approximate cancer death rate will be 150?

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0y = 2.2x + 216 2.2x = 216  y x = (216y) /2.2 x = (216150)/2.2 x = 30 so in 2020
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