10d-15=12d

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Solution for 10d-15=12d equation:


Simplifying
10d + -15 = 12d

Reorder the terms:
-15 + 10d = 12d

Solving
-15 + 10d = 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.
-15 + 10d + -12d = 12d + -12d

Combine like terms: 10d + -12d = -2d
-15 + -2d = 12d + -12d

Combine like terms: 12d + -12d = 0
-15 + -2d = 0

Add '15' to each side of the equation.
-15 + 15 + -2d = 0 + 15

Combine like terms: -15 + 15 = 0
0 + -2d = 0 + 15
-2d = 0 + 15

Combine like terms: 0 + 15 = 15
-2d = 15

Divide each side by '-2'.
d = -7.5

Simplifying
d = -7.5

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