2D-7=-5

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Solution for 2D-7=-5 equation: 


Simplifying
2D + -7 = -5

Reorder the terms:
-7 + 2D = -5

Solving
-7 + 2D = -5

Solving for variable 'D'.

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

Add '7' to each side of the equation.
-7 + 7 + 2D = -5 + 7

Combine like terms: -7 + 7 = 0
0 + 2D = -5 + 7
2D = -5 + 7

Combine like terms: -5 + 7 = 2
2D = 2

Divide each side by '2'.
D = 1

Simplifying
D = 1

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