72d-4+13=12d-2

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Solution for 72d-4+13=12d-2 equation:


Simplifying
72d + -4 + 13 = 12d + -2

Reorder the terms:
-4 + 13 + 72d = 12d + -2

Combine like terms: -4 + 13 = 9
9 + 72d = 12d + -2

Reorder the terms:
9 + 72d = -2 + 12d

Solving
9 + 72d = -2 + 12d

Solving for variable 'd'.

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

Add '-12d' to each side of the equation.
9 + 72d + -12d = -2 + 12d + -12d

Combine like terms: 72d + -12d = 60d
9 + 60d = -2 + 12d + -12d

Combine like terms: 12d + -12d = 0
9 + 60d = -2 + 0
9 + 60d = -2

Add '-9' to each side of the equation.
9 + -9 + 60d = -2 + -9

Combine like terms: 9 + -9 = 0
0 + 60d = -2 + -9
60d = -2 + -9

Combine like terms: -2 + -9 = -11
60d = -11

Divide each side by '60'.
d = -0.1833333333

Simplifying
d = -0.1833333333

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