-0.3d+(-2.8)=-4

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Solution for -0.3d+(-2.8)=-4 equation: 


Simplifying
-0.3d + (-2.8) = -4
-0.3d + -2.8 = -4

Reorder the terms:
-2.8 + -0.3d = -4

Solving
-2.8 + -0.3d = -4

Solving for variable 'd'.

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

Add '2.8' to each side of the equation.
-2.8 + 2.8 + -0.3d = -4 + 2.8

Combine like terms: -2.8 + 2.8 = 0.0
0.0 + -0.3d = -4 + 2.8
-0.3d = -4 + 2.8

Combine like terms: -4 + 2.8 = -1.2
-0.3d = -1.2

Divide each side by '-0.3'.
d = 4

Simplifying
d = 4

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