vannah2013 vannah2013

21-10-2016
Mathematics

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2a - 5d = 30 dove for d

Respuesta :

Аноним Аноним

21-10-2016

i hope this helps you

2a-30= 5d

d=2a-30/5

d=2a/5-6

Answer Link

Аноним Аноним

21-10-2016

2a - 5d = 30 solve for d

subtract 2a to both sides

2a - 5d - 2a = 30 - 2a

simplify

-5d = 30 - 2a

divide both sides by -5

-5d/-5 = (30 - 2a) / -5

simplify

d = -6 +0.4a

d = 0.4a - 6

Answer Link

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