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Solve each equation. d(d+3)-d(d-4)=9d-16

Solve each equation. d(d+3)-d(d-4)=9d-16
asked 125k views
3 votes
Solve each equation.

d(d+3)-d(d-4)=9d-16

asked
User Sandris
by
7.4k points

1 Answer

5 votes

Answer:

2d+3d-2d+4d= 9d-16

2d is cancelled

3d+4d=9d-16

7d=9d-16

16=9d-7d

16=2

16/2

d=8

answered
User Anna Dickinson
by
8.1k points
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