Drinking A Lot of OJ These Days

How many gallons of a 70% orange juice must be mixed with 44 gallons of 20% orange juice to obtain a mixture that is 50% orange juice ?

@joe-shmo said
How many gallons of a 70% orange juice must be mixed with 44 gallons of 20% orange juice to obtain a mixture that is 50% orange juice ?

@venda said
No time at the moment, but is this just simultaneous equations?

@shallow-blue said
Just the one, I think. 0.70 x + 0.20 * 44 = 0.50 * (x + 44)

@venda said
=66 gallons