7d-3d-14=d+7

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Solution for 7d-3d-14=d+7 equation:


Simplifying
7d + -3d + -14 = d + 7

Reorder the terms:
-14 + 7d + -3d = d + 7

Combine like terms: 7d + -3d = 4d
-14 + 4d = d + 7

Reorder the terms:
-14 + 4d = 7 + d

Solving
-14 + 4d = 7 + 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 + 4d + -1d = 7 + d + -1d

Combine like terms: 4d + -1d = 3d
-14 + 3d = 7 + d + -1d

Combine like terms: d + -1d = 0
-14 + 3d = 7 + 0
-14 + 3d = 7

Add '14' to each side of the equation.
-14 + 14 + 3d = 7 + 14

Combine like terms: -14 + 14 = 0
0 + 3d = 7 + 14
3d = 7 + 14

Combine like terms: 7 + 14 = 21
3d = 21

Divide each side by '3'.
d = 7

Simplifying
d = 7

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