Darryl wants to add enough water to 8 gallons of a 10% bleach solution to make a 5% bleach solution. which equation can he use to find x, the number of gallons of water he should add? original (gallons) added (gallons) new (gallons) amount of bleach 0.8 0 0.8 amount of solution 8 x 8 x startfraction 0.8 over 8 x endfraction times startfraction 5 over 100 endfraction = 1 startfraction 0.8 over 8 x endfraction times = startfraction 5 over 100 endfraction startfraction 0.8 over 8 x endfraction = startfraction 100 over 5 endfraction startfraction 0.8 over 8 x endfraction divided by startfraction 5 over 100 endfraction = 1

equationused to find x.concentrationof 10%.concentrationof this solution to 5%, means he wants to add water so that amount of liquid will change but amount of bleach in grams will remain the same.concentration)= 8(.10) gmconcentrationsof bleach solution amount of bleach will remain same.concentrationof bleach solutions here: https://brainly.com/question/12315444