Nyvibess
Nyvibess
21-09-2017
Mathematics
contestada
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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