1D-X=4

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Solution for 1D-X=4 equation: 


Simplifying
1D + -1X = 4

Solving
1D + -1X = 4

Solving for variable 'D'.

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

Add 'X' to each side of the equation.
1D + -1X + X = 4 + X

Combine like terms: -1X + X = 0
1D + 0 = 4 + X
1D = 4 + X

Divide each side by '1'.
D = 4 + X

Simplifying
D = 4 + X

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