0.4d+3.95=-12.2d-9.91

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Solution for 0.4d+3.95=-12.2d-9.91 equation: 


Simplifying
0.4d + 3.95 = -12.2d + -9.91

Reorder the terms:
3.95 + 0.4d = -12.2d + -9.91

Reorder the terms:
3.95 + 0.4d = -9.91 + -12.2d

Solving
3.95 + 0.4d = -9.91 + -12.2d

Solving for variable 'd'.

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

Add '12.2d' to each side of the equation.
3.95 + 0.4d + 12.2d = -9.91 + -12.2d + 12.2d

Combine like terms: 0.4d + 12.2d = 12.6d
3.95 + 12.6d = -9.91 + -12.2d + 12.2d

Combine like terms: -12.2d + 12.2d = 0.0
3.95 + 12.6d = -9.91 + 0.0
3.95 + 12.6d = -9.91

Add '-3.95' to each side of the equation.
3.95 + -3.95 + 12.6d = -9.91 + -3.95

Combine like terms: 3.95 + -3.95 = 0.00
0.00 + 12.6d = -9.91 + -3.95
12.6d = -9.91 + -3.95

Combine like terms: -9.91 + -3.95 = -13.86
12.6d = -13.86

Divide each side by '12.6'.
d = -1.1

Simplifying
d = -1.1

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