14=d-21

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Solution for 14=d-21 equation:


Simplifying
14 = d + -21

Reorder the terms:
14 = -21 + d

Solving
14 = -21 + 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.
14 + -1d = -21 + d + -1d

Combine like terms: d + -1d = 0
14 + -1d = -21 + 0
14 + -1d = -21

Add '-14' to each side of the equation.
14 + -14 + -1d = -21 + -14

Combine like terms: 14 + -14 = 0
0 + -1d = -21 + -14
-1d = -21 + -14

Combine like terms: -21 + -14 = -35
-1d = -35

Divide each side by '-1'.
d = 35

Simplifying
d = 35

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