7d+20=83

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Solution for 7d+20=83 equation:


Simplifying
7d + 20 = 83

Reorder the terms:
20 + 7d = 83

Solving
20 + 7d = 83

Solving for variable 'd'.

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

Add '-20' to each side of the equation.
20 + -20 + 7d = 83 + -20

Combine like terms: 20 + -20 = 0
0 + 7d = 83 + -20
7d = 83 + -20

Combine like terms: 83 + -20 = 63
7d = 63

Divide each side by '7'.
d = 9

Simplifying
d = 9

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