D+1=7

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Solution for D+1=7 equation: 


Simplifying
D + 1 = 7

Reorder the terms:
1 + D = 7

Solving
1 + D = 7

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 = 7 + -1

Combine like terms: 1 + -1 = 0
0 + D = 7 + -1
D = 7 + -1

Combine like terms: 7 + -1 = 6
D = 6

Simplifying
D = 6

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