72d+45+13=12d-2

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Solution for 72d+45+13=12d-2 equation:


Simplifying
72d + 45 + 13 = 12d + -2

Reorder the terms:
45 + 13 + 72d = 12d + -2

Combine like terms: 45 + 13 = 58
58 + 72d = 12d + -2

Reorder the terms:
58 + 72d = -2 + 12d

Solving
58 + 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.
58 + 72d + -12d = -2 + 12d + -12d

Combine like terms: 72d + -12d = 60d
58 + 60d = -2 + 12d + -12d

Combine like terms: 12d + -12d = 0
58 + 60d = -2 + 0
58 + 60d = -2

Add '-58' to each side of the equation.
58 + -58 + 60d = -2 + -58

Combine like terms: 58 + -58 = 0
0 + 60d = -2 + -58
60d = -2 + -58

Combine like terms: -2 + -58 = -60
60d = -60

Divide each side by '60'.
d = -1

Simplifying
d = -1

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