8d-7d=9

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Solution for 8d-7d=9 equation: 


Simplifying
8d + -7d = 9

Combine like terms: 8d + -7d = 1d
1d = 9

Solving
1d = 9

Solving for variable 'd'.

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

Divide each side by '1'.
d = 9

Simplifying
d = 9

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