6-d=7

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Solution for 6-d=7 equation: 


Simplifying
6 + -1d = 7

Solving
6 + -1d = 7

Solving for variable 'd'.

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

Add '-6' to each side of the equation.
6 + -6 + -1d = 7 + -6

Combine like terms: 6 + -6 = 0
0 + -1d = 7 + -6
-1d = 7 + -6

Combine like terms: 7 + -6 = 1
-1d = 1

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

Simplifying
d = -1

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