12d-5=15+8d

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Solution for 12d-5=15+8d equation:


Simplifying
12d + -5 = 15 + 8d

Reorder the terms:
-5 + 12d = 15 + 8d

Solving
-5 + 12d = 15 + 8d

Solving for variable 'd'.

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

Add '-8d' to each side of the equation.
-5 + 12d + -8d = 15 + 8d + -8d

Combine like terms: 12d + -8d = 4d
-5 + 4d = 15 + 8d + -8d

Combine like terms: 8d + -8d = 0
-5 + 4d = 15 + 0
-5 + 4d = 15

Add '5' to each side of the equation.
-5 + 5 + 4d = 15 + 5

Combine like terms: -5 + 5 = 0
0 + 4d = 15 + 5
4d = 15 + 5

Combine like terms: 15 + 5 = 20
4d = 20

Divide each side by '4'.
d = 5

Simplifying
d = 5

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