Answer:

Step-by-step explanation:
so let's start with what we know:

now to get it into non mixxed numbers:
2*3 = 6
6+1
_____

2*3=6
6+2=8
______

now to cross mutiply them:
7*3
Answer: The value of John's silver collection changes at a faster rate than the value of John's baseball card collection.
V = 500(1.05)2t + 600(0.95)t
Step-by-step explanation:
They do not mean the same thing:
4 in 4000 stands for 4 thousands
4 in 400 stands for 4 hundreds
In this case:

You can see, that first '4' means 4 000, while the second one means 400, so the first one is 10 times greater.
Answer:
x = -1, -1/2
Step-by-step explanation: