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  • 16-08-2015
  • Mathematics
Answered

3/5(15d+20)-1/6(18d-12)=38

Verified Answer :

Anonymous Anonymous
  • 16-08-2015

3/5(15d+20)−1/6(18d−12)=38

Simplify

3/5(15d+20)−1/6(18d−12)=38

(3/5)(15d)+(3/5)(20)+−3d+2=38(Distribute)

9d+12+−3d+2=38

(9d+−3d)+(12+2)=38(Combine Like Terms)

6d+14=38

Subtract 14 from both sides.

6d+14−14=38−14

6d=24

Divide both sides by 6.

6d/6 = 24/6

d=4


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