Answer:
Step-by-step explanation:
1 gallon = 3.78litres
hence if the acid is $33.19/gal
3.78 litres will be sold for $33.19
while
1 litre will be sold for $33.19/3.78
1 litre will be sold for $8.78
hence the cost per liter is $8.78
The sum (addition) of -2 and 3 times (3 ·) a number (n)
-2 + 3n
Answer:
? are we combining like terms?
Step-by-step explanation:
0.25c - that’s 25% off the cost (c) of the dress