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20d + 13 - 12d = -14
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2 votes
20d + 13 - 12d = -14

User Kevinmm
by
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2 Answers

2 votes
The answer is D = -27/8
User Tiago Cardoso
by
8.6k points
6 votes

20d +13 -12d = -14

combine like terms

20d-12d = 8d

8d+13 = -14

subtract 13 from each side:

8d =-27

divide both sides by 8

d = -27/8

User Antonio Carlos
by
8.4k points
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