5d-40=3d

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Solution for 5d-40=3d equation:


Simplifying
5d + -40 = 3d

Reorder the terms:
-40 + 5d = 3d

Solving
-40 + 5d = 3d

Solving for variable 'd'.

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

Add '-3d' to each side of the equation.
-40 + 5d + -3d = 3d + -3d

Combine like terms: 5d + -3d = 2d
-40 + 2d = 3d + -3d

Combine like terms: 3d + -3d = 0
-40 + 2d = 0

Add '40' to each side of the equation.
-40 + 40 + 2d = 0 + 40

Combine like terms: -40 + 40 = 0
0 + 2d = 0 + 40
2d = 0 + 40

Combine like terms: 0 + 40 = 40
2d = 40

Divide each side by '2'.
d = 20

Simplifying
d = 20

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