15+7d=85

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Solution for 15+7d=85 equation: 


Simplifying
15 + 7d = 85

Solving
15 + 7d = 85

Solving for variable 'd'.

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

Add '-15' to each side of the equation.
15 + -15 + 7d = 85 + -15

Combine like terms: 15 + -15 = 0
0 + 7d = 85 + -15
7d = 85 + -15

Combine like terms: 85 + -15 = 70
7d = 70

Divide each side by '7'.
d = 10

Simplifying
d = 10

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