d+31=52

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Solution for d+31=52 equation: 


Simplifying
d + 31 = 52

Reorder the terms:
31 + d = 52

Solving
31 + d = 52

Solving for variable 'd'.

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

Add '-31' to each side of the equation.
31 + -31 + d = 52 + -31

Combine like terms: 31 + -31 = 0
0 + d = 52 + -31
d = 52 + -31

Combine like terms: 52 + -31 = 21
d = 21

Simplifying
d = 21

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