13.5-0.3d+2.2-0.9d=23-1.2d-2.9

Solution for 13.5-0.3d+2.2-0.9d=23-1.2d-2.9 equation:

Simplifying
13.5 + -0.3d + 2.2 + -0.9d = 23 + -1.2d + -2.9

Reorder the terms:
13.5 + 2.2 + -0.3d + -0.9d = 23 + -1.2d + -2.9

Combine like terms: 13.5 + 2.2 = 15.7
15.7 + -0.3d + -0.9d = 23 + -1.2d + -2.9

Combine like terms: -0.3d + -0.9d = -1.2d
15.7 + -1.2d = 23 + -1.2d + -2.9

Reorder the terms:
15.7 + -1.2d = 23 + -2.9 + -1.2d

Combine like terms: 23 + -2.9 = 20.1
15.7 + -1.2d = 20.1 + -1.2d

Add '1.2d' to each side of the equation.
15.7 + -1.2d + 1.2d = 20.1 + -1.2d + 1.2d

Combine like terms: -1.2d + 1.2d = 0.0
15.7 + 0.0 = 20.1 + -1.2d + 1.2d
15.7 = 20.1 + -1.2d + 1.2d

Combine like terms: -1.2d + 1.2d = 0.0
15.7 = 20.1 + 0.0
15.7 = 20.1

Solving
15.7 = 20.1

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.