Two sisters, Lily and Suri, have been saving money for college for the past several years. At the end of the first year, each si
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First recognize that the unit rate we're finding is gallons per hour, or 
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rate for Tank 1 = x gallons per hour = <em>a</em> gallons / <em>b</em> hours
rate for Tank 2 = y gallons per hour = <em>c</em> gallons / <em>d</em> hours
rate for Tank 1 = x gallons per hour = <em>a</em> gallons / <em>b</em> hours
rate for Tank 2 = y gallons per hour = <em>c</em> gallons / <em>d</em> hours
1.5y < -6.75
First, divide both sides by '1.5'.
Second, since 4.5 × 1.5 = 6.5, simplify the fraction to '-4.5'
Answer: y < -4.5
First, divide both sides by '1.5'.
Second, since 4.5 × 1.5 = 6.5, simplify the fraction to '-4.5'
Answer: y < -4.5