6
sorry it's late but hopefully it can help someone else
Answer:
<h3>x = 27.5</h3>
Step-by-step explanation:

Answer:
Step-by-step explanation:
non linear because linear has always to the first power
7's value is 700 5's value is 50 6's value is 6. Si the value of five is five tenths becauae it is in the tenth spot
Answer:
15x 12y=489
Step-by-step explanation:
In the problem it says that x is the number of adult shirts which 15 and y is the number for a youth shirt. So it would be 15x 12y. Hope this helped! :D