2d+d=d+8

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Solution for 2d+d=d+8 equation: 


Simplifying
2d + d = d + 8

Combine like terms: 2d + d = 3d
3d = d + 8

Reorder the terms:
3d = 8 + d

Solving
3d = 8 + d

Solving for variable 'd'.

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

Add '-1d' to each side of the equation.
3d + -1d = 8 + d + -1d

Combine like terms: 3d + -1d = 2d
2d = 8 + d + -1d

Combine like terms: d + -1d = 0
2d = 8 + 0
2d = 8

Divide each side by '2'.
d = 4

Simplifying
d = 4

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