7d+8=-2d-64

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Solution for 7d+8=-2d-64 equation:


Simplifying
7d + 8 = -2d + -64

Reorder the terms:
8 + 7d = -2d + -64

Reorder the terms:
8 + 7d = -64 + -2d

Solving
8 + 7d = -64 + -2d

Solving for variable 'd'.

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

Add '2d' to each side of the equation.
8 + 7d + 2d = -64 + -2d + 2d

Combine like terms: 7d + 2d = 9d
8 + 9d = -64 + -2d + 2d

Combine like terms: -2d + 2d = 0
8 + 9d = -64 + 0
8 + 9d = -64

Add '-8' to each side of the equation.
8 + -8 + 9d = -64 + -8

Combine like terms: 8 + -8 = 0
0 + 9d = -64 + -8
9d = -64 + -8

Combine like terms: -64 + -8 = -72
9d = -72

Divide each side by '9'.
d = -8

Simplifying
d = -8

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