6d+20=4d+80

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Solution for 6d+20=4d+80 equation:


Simplifying
6d + 20 = 4d + 80

Reorder the terms:
20 + 6d = 4d + 80

Reorder the terms:
20 + 6d = 80 + 4d

Solving
20 + 6d = 80 + 4d

Solving for variable 'd'.

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

Add '-4d' to each side of the equation.
20 + 6d + -4d = 80 + 4d + -4d

Combine like terms: 6d + -4d = 2d
20 + 2d = 80 + 4d + -4d

Combine like terms: 4d + -4d = 0
20 + 2d = 80 + 0
20 + 2d = 80

Add '-20' to each side of the equation.
20 + -20 + 2d = 80 + -20

Combine like terms: 20 + -20 = 0
0 + 2d = 80 + -20
2d = 80 + -20

Combine like terms: 80 + -20 = 60
2d = 60

Divide each side by '2'.
d = 30

Simplifying
d = 30

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