Greenville's current population is 9,708 residents, which is 20% larger than at the time of its founding. What was the population of Greenville back then?____ residents
Q. Greenville's current population is 9,708 residents, which is 20% larger than at the time of its founding. What was the population of Greenville back then?____ residents
Define founding population: Let x be the population of Greenville at the time of its founding.Current population is 20% larger than the founding population.Expression for current population: x+20%(x)= x+0.2x
Set up equation: We know the current population is 9,708. Set up the equation to find x, the population at the time of founding. Equation: 9,708=x+0.2x
Combine terms: Combine like terms. 9,708=1.2x
Solve for x: Solve for x.x=1.29,708x=8,090
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