4=2+(1-1d)

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Solution for 4=2+(1-1d) equation:


Simplifying
4 = 2 + (1 + -1d)

Remove parenthesis around (1 + -1d)
4 = 2 + 1 + -1d

Combine like terms: 2 + 1 = 3
4 = 3 + -1d

Solving
4 = 3 + -1d

Solving for variable 'd'.

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

Add 'd' to each side of the equation.
4 + d = 3 + -1d + d

Combine like terms: -1d + d = 0
4 + d = 3 + 0
4 + d = 3

Add '-4' to each side of the equation.
4 + -4 + d = 3 + -4

Combine like terms: 4 + -4 = 0
0 + d = 3 + -4
d = 3 + -4

Combine like terms: 3 + -4 = -1
d = -1

Simplifying
d = -1

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