On the first five performance scores at work,your score were:84,83,92,80, and 95.On the average, what was the score?
1 answer:
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Answer:
(-1,-1)
Step-by-step explanation:
Midpoint equation:
=
=
=(-1,-1)
Use the formula and plug it in :)
Answer:
x = 3 or -3
Step-by-step explanation:
So you have the equation x² - 9 = 0
Move the 9 to the other side: x² = 9
Then take the square root of both sides: = ±
x = ± = ±3
x = 3 or -3