4d+20-2d-6=12

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Solution for 4d+20-2d-6=12 equation:


Simplifying
4d + 20 + -2d + -6 = 12

Reorder the terms:
20 + -6 + 4d + -2d = 12

Combine like terms: 20 + -6 = 14
14 + 4d + -2d = 12

Combine like terms: 4d + -2d = 2d
14 + 2d = 12

Solving
14 + 2d = 12

Solving for variable 'd'.

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

Add '-14' to each side of the equation.
14 + -14 + 2d = 12 + -14

Combine like terms: 14 + -14 = 0
0 + 2d = 12 + -14
2d = 12 + -14

Combine like terms: 12 + -14 = -2
2d = -2

Divide each side by '2'.
d = -1

Simplifying
d = -1

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