2d-9=8d+6

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Solution for 2d-9=8d+6 equation:


Simplifying
2d + -9 = 8d + 6

Reorder the terms:
-9 + 2d = 8d + 6

Reorder the terms:
-9 + 2d = 6 + 8d

Solving
-9 + 2d = 6 + 8d

Solving for variable 'd'.

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

Add '-8d' to each side of the equation.
-9 + 2d + -8d = 6 + 8d + -8d

Combine like terms: 2d + -8d = -6d
-9 + -6d = 6 + 8d + -8d

Combine like terms: 8d + -8d = 0
-9 + -6d = 6 + 0
-9 + -6d = 6

Add '9' to each side of the equation.
-9 + 9 + -6d = 6 + 9

Combine like terms: -9 + 9 = 0
0 + -6d = 6 + 9
-6d = 6 + 9

Combine like terms: 6 + 9 = 15
-6d = 15

Divide each side by '-6'.
d = -2.5

Simplifying
d = -2.5

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