Ur answer will be C… basically u make the equation equal to zero and then use the quadratic formula to find ur answers…. x = -3 and 9
Answer:

Please mark as brainliest
The picture is upside down
Answer:
6, 8, 10, 12, 18, 20
Mean: 6 + 8 + 10 + 12 + 18 + 20 = 74/6 = <em>12.3</em>
Median: <em>11</em>
Mode: <em>there are no mode in the following listed numbers or data set.</em>
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~hope this helps~
would highly appreciate it if you would mark me the brainliest
If two angles are supplementary, their sum equals 180 degrees