d-(-1)=4

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


Simplifying
d + -1(-1) = 4

Multiply -1 * -1
d + 1 = 4

Reorder the terms:
1 + d = 4

Solving
1 + d = 4

Solving for variable 'd'.

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

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

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

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

Simplifying
d = 3

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