SOLUTION: Evaluate the variable expression when a = 3, b = 5, c = -1, and d = -12. 2d - 2a _______ 2b

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Question 803200: Evaluate the variable expression when a = 3, b = 5, c = -1, and d = -12.

2d - 2a
_______
2bc
Answer by oscargut(2103) About Me  (Show Source):
You can put this solution on YOUR website!
a = 3, b = 5, c = -1, and d = -12.

2d - 2a
_______
2bc
= (d-a)/bc
= (-12-3)/5(-1) = -15/-5 = 3
Answer: 3
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