3-9d=-8d

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Solution for 3-9d=-8d equation:


Simplifying
3 + -9d = -8d

Solving
3 + -9d = -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.
3 + -9d + 8d = -8d + 8d

Combine like terms: -9d + 8d = -1d
3 + -1d = -8d + 8d

Combine like terms: -8d + 8d = 0
3 + -1d = 0

Add '-3' to each side of the equation.
3 + -3 + -1d = 0 + -3

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

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

Divide each side by '-1'.
d = 3

Simplifying
d = 3

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