SOLUTION: To make pickles, fresh cucumbers are soaked in a salt water solution called brine. How many liters of a 2% brine solution must be added to 30 liters of a 10% brine solution to dilu

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Question 361061: To make pickles, fresh cucumbers are soaked in a salt water solution called brine. How many liters of a 2% brine solution must be added to 30 liters of a 10% brine solution to dilute it to an 8% solution?
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
Let x = # liters of 2% brine to add.
0.10%2A30+%2B+0.02x+=+0.08%2A%2830%2Bx%29,
3%2B0.02x+=+2.4+%2B+0.08x,
0.6+=+0.06x,
x+=+0.6%2F0.06,
x+=+10.