D-7-(-25)=

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Solution for D-7-(-25)= equation: 


Simplifying
D + -7 + -1(-25) = 0

Multiply -1 * -25
D + -7 + 25 = 0

Reorder the terms:
-7 + 25 + D = 0

Combine like terms: -7 + 25 = 18
18 + D = 0

Solving
18 + D = 0

Solving for variable 'D'.

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

Add '-18' to each side of the equation.
18 + -18 + D = 0 + -18

Combine like terms: 18 + -18 = 0
0 + D = 0 + -18
D = 0 + -18

Combine like terms: 0 + -18 = -18
D = -18

Simplifying
D = -18

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