d+3(d+2)+8=18

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Solution for d+3(d+2)+8=18 equation:


Simplifying
d + 3(d + 2) + 8 = 18

Reorder the terms:
d + 3(2 + d) + 8 = 18
d + (2 * 3 + d * 3) + 8 = 18
d + (6 + 3d) + 8 = 18

Reorder the terms:
6 + 8 + d + 3d = 18

Combine like terms: 6 + 8 = 14
14 + d + 3d = 18

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

Solving
14 + 4d = 18

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 + 4d = 18 + -14

Combine like terms: 14 + -14 = 0
0 + 4d = 18 + -14
4d = 18 + -14

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

Divide each side by '4'.
d = 1

Simplifying
d = 1

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