9d+8=3d+20

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Solution for 9d+8=3d+20 equation:


Simplifying
9d + 8 = 3d + 20

Reorder the terms:
8 + 9d = 3d + 20

Reorder the terms:
8 + 9d = 20 + 3d

Solving
8 + 9d = 20 + 3d

Solving for variable 'd'.

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

Add '-3d' to each side of the equation.
8 + 9d + -3d = 20 + 3d + -3d

Combine like terms: 9d + -3d = 6d
8 + 6d = 20 + 3d + -3d

Combine like terms: 3d + -3d = 0
8 + 6d = 20 + 0
8 + 6d = 20

Add '-8' to each side of the equation.
8 + -8 + 6d = 20 + -8

Combine like terms: 8 + -8 = 0
0 + 6d = 20 + -8
6d = 20 + -8

Combine like terms: 20 + -8 = 12
6d = 12

Divide each side by '6'.
d = 2

Simplifying
d = 2

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