5x+8x= 390
13x=390
x= 30
substitute 30 for x
8(30)= 240 adults
hope this helps
Recall that
We know to take the positive root here because , which means as well. Then
We then have
In general, is called vertex form of a quadratic function. When a quadratic function is written in vertex form, we can easily determine the vertex (h, k). If the coefficient a > 0, then the parabola opens upward and the vertex is the lowest point on the parabola.
hope this helps
Answer:
it's better to buy the six pack
Step-by-step explanation:
4.08/6 is 0.68
8.52/12 is 0.71
making the 6 pack the better deal
Answer:
Exact form 699/56
Simplified 12 27/56
Step-by-step explanation:
Hope this helps Have a nice day