3d+20=8d-5

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Solution for 3d+20=8d-5 equation:


Simplifying
3d + 20 = 8d + -5

Reorder the terms:
20 + 3d = 8d + -5

Reorder the terms:
20 + 3d = -5 + 8d

Solving
20 + 3d = -5 + 8d

Solving for variable 'd'.

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

Add '-8d' to each side of the equation.
20 + 3d + -8d = -5 + 8d + -8d

Combine like terms: 3d + -8d = -5d
20 + -5d = -5 + 8d + -8d

Combine like terms: 8d + -8d = 0
20 + -5d = -5 + 0
20 + -5d = -5

Add '-20' to each side of the equation.
20 + -20 + -5d = -5 + -20

Combine like terms: 20 + -20 = 0
0 + -5d = -5 + -20
-5d = -5 + -20

Combine like terms: -5 + -20 = -25
-5d = -25

Divide each side by '-5'.
d = 5

Simplifying
d = 5

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