2(d+6.4)=8d-2.8

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Solution for 2(d+6.4)=8d-2.8 equation: 


Simplifying
2(d + 6.4) = 8d + -2.8

Reorder the terms:
2(6.4 + d) = 8d + -2.8
(6.4 * 2 + d * 2) = 8d + -2.8
(12.8 + 2d) = 8d + -2.8

Reorder the terms:
12.8 + 2d = -2.8 + 8d

Solving
12.8 + 2d = -2.8 + 8d

Solving for variable 'd'.

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

Add '-8d' to each side of the equation.
12.8 + 2d + -8d = -2.8 + 8d + -8d

Combine like terms: 2d + -8d = -6d
12.8 + -6d = -2.8 + 8d + -8d

Combine like terms: 8d + -8d = 0
12.8 + -6d = -2.8 + 0
12.8 + -6d = -2.8

Add '-12.8' to each side of the equation.
12.8 + -12.8 + -6d = -2.8 + -12.8

Combine like terms: 12.8 + -12.8 = 0.0
0.0 + -6d = -2.8 + -12.8
-6d = -2.8 + -12.8

Combine like terms: -2.8 + -12.8 = -15.6
-6d = -15.6

Divide each side by '-6'.
d = 2.6

Simplifying
d = 2.6

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