20d+40=180

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Solution for 20d+40=180 equation: 


Simplifying
20d + 40 = 180

Reorder the terms:
40 + 20d = 180

Solving
40 + 20d = 180

Solving for variable 'd'.

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

Add '-40' to each side of the equation.
40 + -40 + 20d = 180 + -40

Combine like terms: 40 + -40 = 0
0 + 20d = 180 + -40
20d = 180 + -40

Combine like terms: 180 + -40 = 140
20d = 140

Divide each side by '20'.
d = 7

Simplifying
d = 7

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