Probably let x be 8 and y be 2
Then you input the values
8-2=6
Then
2(8)-10(2)
=16-20
=-4
How they have 4?!
Answer:V≈24429.02cm³
Step-by-step explanation: hope this helps :)
Square root of 30 is 5.477. So I would plot my point right in the middle of 5 and 6 on the number line