15d-12-3d+2=-4

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Solution for 15d-12-3d+2=-4 equation:


Simplifying
15d + -12 + -3d + 2 = -4

Reorder the terms:
-12 + 2 + 15d + -3d = -4

Combine like terms: -12 + 2 = -10
-10 + 15d + -3d = -4

Combine like terms: 15d + -3d = 12d
-10 + 12d = -4

Solving
-10 + 12d = -4

Solving for variable 'd'.

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

Add '10' to each side of the equation.
-10 + 10 + 12d = -4 + 10

Combine like terms: -10 + 10 = 0
0 + 12d = -4 + 10
12d = -4 + 10

Combine like terms: -4 + 10 = 6
12d = 6

Divide each side by '12'.
d = 0.5

Simplifying
d = 0.5

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