9d-2d=-42

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Solution for 9d-2d=-42 equation: 


Simplifying
9d + -2d = -42

Combine like terms: 9d + -2d = 7d
7d = -42

Solving
7d = -42

Solving for variable 'd'.

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

Divide each side by '7'.
d = -6

Simplifying
d = -6

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