Answer:
Let x= liters of 18% solution to be added to a 10% solution.
20-x= liters of 10% solution to be mixed with 18% solution.
..
18%(x)+10%(20-x)=15%(20)
.18x+2-.1x=3
..08x=1
x=1/.08=12.5
ans:
12.5 liters of an 18% alcohol solution must be added to a 10% alcohol solution to get 20 L of a 15% acohol solution.
I hope it's helpful!
Answer:
Leon multiplied 8 by 2 when he should have raised 8 to a power of 2.
The multiplication of two negative values in step 4 should result in a positive value.
The correct answer should be 83.
Step-by-step explanation:
I did it i was correct
Answer:
I have matched the answer in the fig hope it helped u
Step-by-step explanation:
can u mark me as brainlist plz...
21 divided by 7 equals 3 and 3 x 7 is 21 the missing factor is 3 and the missing quotient is 21
