3.4-2d=8.2

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Solution for 3.4-2d=8.2 equation: 


Simplifying
3.4 + -2d = 8.2

Solving
3.4 + -2d = 8.2

Solving for variable 'd'.

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

Add '-3.4' to each side of the equation.
3.4 + -3.4 + -2d = 8.2 + -3.4

Combine like terms: 3.4 + -3.4 = 0.0
0.0 + -2d = 8.2 + -3.4
-2d = 8.2 + -3.4

Combine like terms: 8.2 + -3.4 = 4.8
-2d = 4.8

Divide each side by '-2'.
d = -2.4

Simplifying
d = -2.4

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