Solve for d
d=7
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5d+5=5\times 8
Multiply both sides by 8.
5d+5=40
Multiply 5 and 8 to get 40.
5d=40-5
Subtract 5 from both sides.
5d=35
Subtract 5 from 40 to get 35.
d=\frac{35}{5}
Divide both sides by 5.
d=7
Divide 35 by 5 to get 7.
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