d=-0.8d+9

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Solution for d=-0.8d+9 equation:


Simplifying
d = -0.8d + 9

Reorder the terms:
d = 9 + -0.8d

Solving
d = 9 + -0.8d

Solving for variable 'd'.

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

Add '0.8d' to each side of the equation.
d + 0.8d = 9 + -0.8d + 0.8d

Combine like terms: d + 0.8d = 1.8d
1.8d = 9 + -0.8d + 0.8d

Combine like terms: -0.8d + 0.8d = 0.0
1.8d = 9 + 0.0
1.8d = 9

Divide each side by '1.8'.
d = 5

Simplifying
d = 5

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