11+-d=15

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Solution for 11+-d=15 equation:


Simplifying
11 + -1d = 15

Solving
11 + -1d = 15

Solving for variable 'd'.

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

Add '-11' to each side of the equation.
11 + -11 + -1d = 15 + -11

Combine like terms: 11 + -11 = 0
0 + -1d = 15 + -11
-1d = 15 + -11

Combine like terms: 15 + -11 = 4
-1d = 4

Divide each side by '-1'.
d = -4

Simplifying
d = -4

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