8d-3(13-3d)=4d

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Solution for 8d-3(13-3d)=4d equation:


Simplifying
8d + -3(13 + -3d) = 4d
8d + (13 * -3 + -3d * -3) = 4d
8d + (-39 + 9d) = 4d

Reorder the terms:
-39 + 8d + 9d = 4d

Combine like terms: 8d + 9d = 17d
-39 + 17d = 4d

Solving
-39 + 17d = 4d

Solving for variable 'd'.

Move all terms containing d to the left, all other terms to the right.

Add '-4d' to each side of the equation.
-39 + 17d + -4d = 4d + -4d

Combine like terms: 17d + -4d = 13d
-39 + 13d = 4d + -4d

Combine like terms: 4d + -4d = 0
-39 + 13d = 0

Add '39' to each side of the equation.
-39 + 39 + 13d = 0 + 39

Combine like terms: -39 + 39 = 0
0 + 13d = 0 + 39
13d = 0 + 39

Combine like terms: 0 + 39 = 39
13d = 39

Divide each side by '13'.
d = 3

Simplifying
d = 3

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