11-2=(d-1)

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Solution for 11-2=(d-1) equation:


Simplifying
11 + -2 = (d + -1)

Combine like terms: 11 + -2 = 9
9 = (d + -1)

Reorder the terms:
9 = (-1 + d)

Remove parenthesis around (-1 + d)
9 = -1 + d

Solving
9 = -1 + d

Solving for variable 'd'.

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

Add '-1d' to each side of the equation.
9 + -1d = -1 + d + -1d

Combine like terms: d + -1d = 0
9 + -1d = -1 + 0
9 + -1d = -1

Add '-9' to each side of the equation.
9 + -9 + -1d = -1 + -9

Combine like terms: 9 + -9 = 0
0 + -1d = -1 + -9
-1d = -1 + -9

Combine like terms: -1 + -9 = -10
-1d = -10

Divide each side by '-1'.
d = 10

Simplifying
d = 10

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