379=31d-55

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Solution for 379=31d-55 equation:


Simplifying
379 = 31d + -55

Reorder the terms:
379 = -55 + 31d

Solving
379 = -55 + 31d

Solving for variable 'd'.

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

Add '-31d' to each side of the equation.
379 + -31d = -55 + 31d + -31d

Combine like terms: 31d + -31d = 0
379 + -31d = -55 + 0
379 + -31d = -55

Add '-379' to each side of the equation.
379 + -379 + -31d = -55 + -379

Combine like terms: 379 + -379 = 0
0 + -31d = -55 + -379
-31d = -55 + -379

Combine like terms: -55 + -379 = -434
-31d = -434

Divide each side by '-31'.
d = 14

Simplifying
d = 14

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