Answer:
-16d - 16= -20
-16d= -20+16
-16d=-4
d=1/4
-16(d + 1) = -20
Use the distributive property first:
-16d -16 = -20
Add 16 to both sides:
-16d = -4
Divide both sides by -16:
D = -4/-16
D = 1/4
Answe: d = 1/4
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