3d+5=d+13

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Solution for 3d+5=d+13 equation:


Simplifying
3d + 5 = d + 13

Reorder the terms:
5 + 3d = d + 13

Reorder the terms:
5 + 3d = 13 + d

Solving
5 + 3d = 13 + 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.
5 + 3d + -1d = 13 + d + -1d

Combine like terms: 3d + -1d = 2d
5 + 2d = 13 + d + -1d

Combine like terms: d + -1d = 0
5 + 2d = 13 + 0
5 + 2d = 13

Add '-5' to each side of the equation.
5 + -5 + 2d = 13 + -5

Combine like terms: 5 + -5 = 0
0 + 2d = 13 + -5
2d = 13 + -5

Combine like terms: 13 + -5 = 8
2d = 8

Divide each side by '2'.
d = 4

Simplifying
d = 4

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