2d-12=d+13

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Solution for 2d-12=d+13 equation:


Simplifying
2d + -12 = d + 13

Reorder the terms:
-12 + 2d = d + 13

Reorder the terms:
-12 + 2d = 13 + d

Solving
-12 + 2d = 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.
-12 + 2d + -1d = 13 + d + -1d

Combine like terms: 2d + -1d = 1d
-12 + 1d = 13 + d + -1d

Combine like terms: d + -1d = 0
-12 + 1d = 13 + 0
-12 + 1d = 13

Add '12' to each side of the equation.
-12 + 12 + 1d = 13 + 12

Combine like terms: -12 + 12 = 0
0 + 1d = 13 + 12
1d = 13 + 12

Combine like terms: 13 + 12 = 25
1d = 25

Divide each side by '1'.
d = 25

Simplifying
d = 25

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