D(d-7)=

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Solution for D(d-7)= equation: 


Simplifying
D(d + -7) = 0

Reorder the terms:
D(-7 + d) = 0
(-7 * D + d * D) = 0
(-7D + dD) = 0

Solving
-7D + dD = 0

Solving for variable 'D'.

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

Factor out the Greatest Common Factor (GCF), 'D'.
D(-7 + d) = 0


Subproblem 1
Set the factor 'D' equal to zero and attempt to solve:

Simplifying
D = 0

Solving
D = 0

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

Simplifying
D = 0

Subproblem 2
Set the factor '(-7 + d)' equal to zero and attempt to solve:

Simplifying
-7 + d = 0

Solving
-7 + d = 0

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

Add '7' to each side of the equation.
-7 + 7 + d = 0 + 7

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

Combine like terms: 0 + 7 = 7
d = 7

Add '-1d' to each side of the equation.
d + -1d = 7 + -1d

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

Simplifying
0 = 7 + -1d

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Solution
D = {0}

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