12d-9-5d=-12d+9+5d

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Solution for 12d-9-5d=-12d+9+5d equation:


Simplifying
12d + -9 + -5d = -12d + 9 + 5d

Reorder the terms:
-9 + 12d + -5d = -12d + 9 + 5d

Combine like terms: 12d + -5d = 7d
-9 + 7d = -12d + 9 + 5d

Reorder the terms:
-9 + 7d = 9 + -12d + 5d

Combine like terms: -12d + 5d = -7d
-9 + 7d = 9 + -7d

Solving
-9 + 7d = 9 + -7d

Solving for variable 'd'.

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

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

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

Combine like terms: -7d + 7d = 0
-9 + 14d = 9 + 0
-9 + 14d = 9

Add '9' to each side of the equation.
-9 + 9 + 14d = 9 + 9

Combine like terms: -9 + 9 = 0
0 + 14d = 9 + 9
14d = 9 + 9

Combine like terms: 9 + 9 = 18
14d = 18

Divide each side by '14'.
d = 1.285714286

Simplifying
d = 1.285714286

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