Answer:
I think 25 IM AM SO SORRY IF ITS WRONG!!!!!!!!
Step-by-step explanation:
Answer:
1) X stands for individual acts and y, group acts. 2) Each scenario describes a different period in minutes, but each one respecting their different amounts (individual and group acts). 3) 
Step-by-step explanation:
Completing with what was found:
<em> 1) Here is a summary of the scenario your classmate presented for the talent show:Main show The main show will last two hours and will include twelve individual acts and six group acts.Final show The final show will last 30 minutes and will include the top four individual acts and the top group act.The equations he came up with are: 12x+ 6y= 120, 4x+ y= 30</em>
1. What do x and y represent in this situation?
X stands for individual acts and y, group acts.
Besides that, In the system of equation, they represent the time for x, and the time for y.
2. Do you agree that your classmate set up the equations correctly? Explain why or why not.
Yes, that's right. Each scenario describes a different period in minutes, but each one respecting their different amounts (individual and group acts). Either for 120 minutes or 30 minutes length. And their sum totalizing the whole period.
3. Solving the system by Elimination

Answer:
none
Step-by-step explanation:
there would be no solutions because 39 does not equal 15
75 is your answer
Hope this helped
Happy Holidays!
Nathan has exactly 407 cards from national league however since you have to estimate with that rate the answer is 400.
702 (Total Cards) × 0.58 = 407. 16
407.16 (Rounded to 100) = 400
702 × 0.58 = 407.16 = 400
If you can please drop a follow it really makes my day anyways thanks~!