Answer:
4y--7 i think
Step-by-step explanation:
Answer:
612 inches.
Step-by-step explanation:
1 yard = 36 inches.
17 * 36 =
Answer: 33 gallons
Step-by-step explanation:
We initially have 130 gallons of a
acid solution and we need to change it to a
acid solution, and for that it is necessary to evaporate
gallons of water.
So, this situation can be mathemtically expressed as follows:

Then:

Isolating
:


Hence, we need to evaporate 33 gallons of water.
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