Answer:
<A=50
Step-by-step explanation:
85+x+55+x+50=180
2x+190=180
2x=180-190
2x=-10
x=-5
A=x+55
A=-5+55
A=50
Answer:
The total number of books is 1020.
Step-by-step explanation:
Denote the books by their first letter.
From the provided information:
Compute the expression of <em>T</em> as follows:

Compute the value of <em>C</em> in terms of <em>A</em>:

Compute the value of <em>A</em> as follows:
Use expressions (i) and (ii):

Compute the value of <em>T</em> as follows:

Thus, the total number of books is 1020.
It would be A because -2.25*3=-6.75 and -2.25*x=-2.25x giving us are end answer of, -6.75+2.25x
Enjoy!=)
(P.s. I am not 100% sure if this is completely factored but it should be)
Answer: 0.1875
Step-by-step explanation:
Answer:
4.47 liters
Step-by-step explanation:
To find how many liters were left, subtract the amount they drank from the original amount:
34.07 - 29.6
= 4.47
So, there were 4.47 liters of water left in the cooler.