3(d-13)=d+13

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Solution for 3(d-13)=d+13 equation:


Simplifying
3(d + -13) = d + 13

Reorder the terms:
3(-13 + d) = d + 13
(-13 * 3 + d * 3) = d + 13
(-39 + 3d) = d + 13

Reorder the terms:
-39 + 3d = 13 + d

Solving
-39 + 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.
-39 + 3d + -1d = 13 + d + -1d

Combine like terms: 3d + -1d = 2d
-39 + 2d = 13 + d + -1d

Combine like terms: d + -1d = 0
-39 + 2d = 13 + 0
-39 + 2d = 13

Add '39' to each side of the equation.
-39 + 39 + 2d = 13 + 39

Combine like terms: -39 + 39 = 0
0 + 2d = 13 + 39
2d = 13 + 39

Combine like terms: 13 + 39 = 52
2d = 52

Divide each side by '2'.
d = 26

Simplifying
d = 26

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