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5d + 4(3 - d) = 36. What does the varibale d equal?
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5d + 4(3 - d) = 36.
What does the varibale d equal?

User Jeff Guillaume
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2 Answers

2 votes


5d + 4(3 - d) = 36


5d + (4)(3)+(4)(-d)=36


5d+12+-4d=36


(5d+-4d)+(12)=36


d+12=36


d+12=36


d+12-12=36-12


d=24

Hope this helps!

Thanks!

-Charlie

User Spdaly
by
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3 votes
Equation step-by-step

5d + 4(3 - d) = 36

5d + 12 - 4d = 36

5d - 4d = 36 - 12

1d = 36 - 12

d = 24




Hope it helped,




BioTeacher101
User Racquel
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