d+2(3+d)=-14-4

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Solution for d+2(3+d)=-14-4 equation:


Simplifying
d + 2(3 + d) = -14 + -4
d + (3 * 2 + d * 2) = -14 + -4
d + (6 + 2d) = -14 + -4

Reorder the terms:
6 + d + 2d = -14 + -4

Combine like terms: d + 2d = 3d
6 + 3d = -14 + -4

Combine like terms: -14 + -4 = -18
6 + 3d = -18

Solving
6 + 3d = -18

Solving for variable 'd'.

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

Add '-6' to each side of the equation.
6 + -6 + 3d = -18 + -6

Combine like terms: 6 + -6 = 0
0 + 3d = -18 + -6
3d = -18 + -6

Combine like terms: -18 + -6 = -24
3d = -24

Divide each side by '3'.
d = -8

Simplifying
d = -8

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