23-(-d)=4

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Solution for 23-(-d)=4 equation:


Simplifying
23 + -1(-1d) = 4

Remove parenthesis around (-1d)
23 + -1 * -1d = 4

Multiply -1 * -1
23 + 1d = 4

Solving
23 + 1d = 4

Solving for variable 'd'.

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

Add '-23' to each side of the equation.
23 + -23 + 1d = 4 + -23

Combine like terms: 23 + -23 = 0
0 + 1d = 4 + -23
1d = 4 + -23

Combine like terms: 4 + -23 = -19
1d = -19

Divide each side by '1'.
d = -19

Simplifying
d = -19

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