The x variable is for the number of books she buys to read so when x is 0!the cost would be what she paid for the reader.
The answer is B. The cost of the reader
Answer:
ernie=X so Daniel = X-6
Step-by-step explanation:
Answer:
Step-by-step explanation:
volume of a cylinder=πr^2h
=3.14*6^2*11
=3.14*36*11
=1243.44 mi^3
Answer:
x=3
y=5
Step-by-step explanation:
x+y=8
x=8-y
2.5(8-y)+0.5y=10.00
20-2.5y+0.5y=10.00
20-2y=10
-2y=-10
-y=5
y=5
Replace y with 5:
x+y=8
x+5=8
x=3