Answer:
8.4 dollars
Step-by-step explanation:
The error is in the resolution of the proportion. In fact, the initial proportion is correct:

where x is the total cost. However, the following step of the resolution is wrong. In fact, the correct resolution is the following:
- Multiplying by x on both sides:

- Multiplying by 3.5 no both sides:

And now we can find x:

So, the total cost is 8.4 dollars.
Answer:
102 and 103
Step-by-step explanation:
Answer:
A=33
2a2
Step-by-step explanation:
"If we are the state champions then we won the game" or C is your answer