1+7d=57

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Solution for 1+7d=57 equation: 


Simplifying
1 + 7d = 57

Solving
1 + 7d = 57

Solving for variable 'd'.

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

Add '-1' to each side of the equation.
1 + -1 + 7d = 57 + -1

Combine like terms: 1 + -1 = 0
0 + 7d = 57 + -1
7d = 57 + -1

Combine like terms: 57 + -1 = 56
7d = 56

Divide each side by '7'.
d = 8

Simplifying
d = 8

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