Verified Answer :

nerdyquirkylove

I think 44 that should be it double check

Neuron

If you would like to calculate (7 b - 12) / (2 a c) when a = -2, b = 4, c = 7, you can do this using the following steps:

(7 b - 12) / (2 a c) = (7 4 - 12) / (2 (-2) * 7) = (28 - 12) / (- 28) = 16 / (-28) = - 4/7
a = -2, b = 4, c = 7

The correct result would be - 4/7.

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