A pack of gum costs 75 cents. That is 3 cents less than three times what the pack cost 20 years ago. Which equation could be used to find the cost of the gum 20 years ago? A) 0.3x -0.3 = 0.75 B) 0.03x

A pack of gum costs 75 cents. That is 3 cents less than three times what the pack cost 20 years ago. Which equation could be used to

find the cost of the gum 20 years ago?
A)
0.3x -0.3 = 0.75
B)
0.03x -0.3 = 0.75
3x -0.03 = 0.75
D)
3 - 3x = 75

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A pack of gum costs 75 cents. That is 3 cents less than three times what the pack cost 20 years ago. Which equation could be used to find the cost of the gum 20 years ago? A) 0.…

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