(5-3d)0.4=4

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Solution for (5-3d)0.4=4 equation:


Simplifying
(5 + -3d) * 0.4 = 4

Reorder the terms for easier multiplication:
0.4(5 + -3d) = 4
(5 * 0.4 + -3d * 0.4) = 4
(2 + -1.2d) = 4

Solving
2 + -1.2d = 4

Solving for variable 'd'.

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

Add '-2' to each side of the equation.
2 + -2 + -1.2d = 4 + -2

Combine like terms: 2 + -2 = 0
0 + -1.2d = 4 + -2
-1.2d = 4 + -2

Combine like terms: 4 + -2 = 2
-1.2d = 2

Divide each side by '-1.2'.
d = -1.666666667

Simplifying
d = -1.666666667

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