-21d-71=d+237

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Solution for -21d-71=d+237 equation:


Simplifying
-21d + -71 = d + 237

Reorder the terms:
-71 + -21d = d + 237

Reorder the terms:
-71 + -21d = 237 + d

Solving
-71 + -21d = 237 + 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.
-71 + -21d + -1d = 237 + d + -1d

Combine like terms: -21d + -1d = -22d
-71 + -22d = 237 + d + -1d

Combine like terms: d + -1d = 0
-71 + -22d = 237 + 0
-71 + -22d = 237

Add '71' to each side of the equation.
-71 + 71 + -22d = 237 + 71

Combine like terms: -71 + 71 = 0
0 + -22d = 237 + 71
-22d = 237 + 71

Combine like terms: 237 + 71 = 308
-22d = 308

Divide each side by '-22'.
d = -14

Simplifying
d = -14

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