Answer
d = (-24/3.3) ≈ -7.27
Work Step by Step
1.7d + 5.7 = 29.7 + 5d
1.7d + 5.7 - 29.7 = 5d
-24 = 5d - 1.7d
-24 = 3.3d
d = -24/3.3
d ≈ 7.27
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