Here is someone's solution to the equation 32 – 4x = 20.
a=3 b = -4 c= 20
2
II
-6 + 62 – 4ac
2a
-4+ (-4)2 – 4(3)(20)
2(3)
-4Ł V-16 – 240
t =
6
-4+ -256
6
No solutions
=
Identify 3 of the 4 errors and briefly explain
why it is an error.

No joke answers (will be reported

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

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The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score