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OpenStudy (dmezzullo):
A social networking site recorded that 80% of the people who became members of the site one month were between 30 and 40 years old. The equation below represents this information, where x represents the total number of people who became members of the site that month. x = 0.8x + 72 How many people who became members of the site that month were between 30 and 40 years of age? 112 288 360 432
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OpenStudy (dmezzullo):
a or b?
OpenStudy (dmezzullo):
@jazy
OpenStudy (dmezzullo):
@mikala1
OpenStudy (anonymous):
a
OpenStudy (dmezzullo):
ty lol
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