5-5d=2d-9

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Solution for 5-5d=2d-9 equation:


Simplifying
5 + -5d = 2d + -9

Reorder the terms:
5 + -5d = -9 + 2d

Solving
5 + -5d = -9 + 2d

Solving for variable 'd'.

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

Add '-2d' to each side of the equation.
5 + -5d + -2d = -9 + 2d + -2d

Combine like terms: -5d + -2d = -7d
5 + -7d = -9 + 2d + -2d

Combine like terms: 2d + -2d = 0
5 + -7d = -9 + 0
5 + -7d = -9

Add '-5' to each side of the equation.
5 + -5 + -7d = -9 + -5

Combine like terms: 5 + -5 = 0
0 + -7d = -9 + -5
-7d = -9 + -5

Combine like terms: -9 + -5 = -14
-7d = -14

Divide each side by '-7'.
d = 2

Simplifying
d = 2

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