Answer:
5 + 3d - 1.5 = 0.5
3d + 3.5 = 0.5
3d = -3
d = -1
Step-by-step explanation
5+1.5(2d)1.5(-1)=0.5
5+3d-0.5=0.5
5+3d=1
3d=-4
D=1.33
