3 years ago

15=5+4(2d-3). How to you write this out? And what is the answer for d?

2 answers:

8 0

15=5+8d-12
15=8d+17
8d=15+17
8d=32
d=32 divided by 8
d=4

5 0

15 = 5 + 8d - 12
15 = 8d - 7
15 + 7 = 8d
22 = 8d
d = 2.75

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