Answer:
A is true.......................b is false....................and c is false
Step-by-step explanation:
<h3>Answer: </h3>
2250 dives
<h3>Explanation</h3>
If each kid dives off the diving board 9 times, for 250 kids, you need to resolve a simple operation:

<em>x = - 9</em>
- Step-by-step explanation:
<em>6x + 10 = 4x - 8</em>
<em>6x - 4x = - 10 - 8</em>
<em>2x = - 18</em>
<em>x = - 18 : 2</em>
<em>x = - 9</em>
The answers should be: (-2,5), (-2,-2), (-6,-1), (2,1)
Hope this helped :)