3d-56=31

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Solution for 3d-56=31 equation: 


Simplifying
3d + -56 = 31

Reorder the terms:
-56 + 3d = 31

Solving
-56 + 3d = 31

Solving for variable 'd'.

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

Add '56' to each side of the equation.
-56 + 56 + 3d = 31 + 56

Combine like terms: -56 + 56 = 0
0 + 3d = 31 + 56
3d = 31 + 56

Combine like terms: 31 + 56 = 87
3d = 87

Divide each side by '3'.
d = 29

Simplifying
d = 29

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