.4(d-2)=.3d+9-1+.1d

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Solution for .4(d-2)=.3d+9-1+.1d equation: 


Simplifying
0.4(d + -2) = 0.3d + 9 + -1 + 0.1d

Reorder the terms:
0.4(-2 + d) = 0.3d + 9 + -1 + 0.1d
(-2 * 0.4 + d * 0.4) = 0.3d + 9 + -1 + 0.1d
(-0.8 + 0.4d) = 0.3d + 9 + -1 + 0.1d

Reorder the terms:
-0.8 + 0.4d = 9 + -1 + 0.3d + 0.1d

Combine like terms: 9 + -1 = 8
-0.8 + 0.4d = 8 + 0.3d + 0.1d

Combine like terms: 0.3d + 0.1d = 0.4d
-0.8 + 0.4d = 8 + 0.4d

Add '-0.4d' to each side of the equation.
-0.8 + 0.4d + -0.4d = 8 + 0.4d + -0.4d

Combine like terms: 0.4d + -0.4d = 0.0
-0.8 + 0.0 = 8 + 0.4d + -0.4d
-0.8 = 8 + 0.4d + -0.4d

Combine like terms: 0.4d + -0.4d = 0.0
-0.8 = 8 + 0.0
-0.8 = 8

Solving
-0.8 = 8

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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