-7+-2d=7

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Solution for -7+-2d=7 equation: 


Simplifying
-7 + -2d = 7

Solving
-7 + -2d = 7

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 = 7 + 7

Combine like terms: -7 + 7 = 0
0 + -2d = 7 + 7
-2d = 7 + 7

Combine like terms: 7 + 7 = 14
-2d = 14

Divide each side by '-2'.
d = -7

Simplifying
d = -7

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