Nyvibess Nyvibess

21-09-2017
Mathematics

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2d+4=10+2.5d

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DeathTheKid101 DeathTheKid101

22-09-2017

subtract 2d from both sides

simplify 10 + 2.5d - 2d to 10 + 0.5d

subtract 10 from both sides

simplify 4 - 10 to -6

divide both sides by 0.5

simplify 6/0.5 to 12

switch the sides

Answer: d = -12.

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