SOLUTION: You're mixing blue paint with yellow paint to get a total of 12 gallons of the mixture. You want to use 7 times as much yellow paint as blue paint. How many gallons of each should

SOLUTION: You're mixing blue paint with yellow paint to get a total of 12 gallons of the mixture. You want to use 7 times as much yellow paint as blue paint. How many gallons of each should

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Question 660358: You're mixing blue paint with yellow paint to get a total of 12 gallons of the mixture. You want to use 7 times as much yellow paint as blue paint. How many gallons of each should you use?
Answer by ReadingBoosters(3246) (Show Source): You can put this solution on YOUR website!
b + y = 12
7b = y
Substitution
b + 7b = 12
8b = 12
b = 12/8
b = 1 4/8 or 1 1/2 gallons
y = 7(12/8)
y = 84/8
y = 10 4/8 or 10 1/2 gallons
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