butty11720 butty11720

23-09-2014
Mathematics

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5d - 3.3 = 7.2 how would you answer that

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DrDiGregorio DrDiGregorio

23-09-2014

First, add 3.3 to 7.2.

7.2 + 3.3 = 10.5

You're now left with 5d = 10.5
You need to get d by itself, so you divide 5 to both sides.

Answer: d = 2.1

Answer Link

23-09-2014

Add 3.3 to both sides.
You get 5d=10.5
Then divide both sides by 5.
d=2.1

Answer Link

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