85=1+7(n+4)

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Solution for 85=1+7(n+4) equation: 


Simplifying
85 = 1 + 7(n + 4)

Reorder the terms:
85 = 1 + 7(4 + n)
85 = 1 + (4 * 7 + n * 7)
85 = 1 + (28 + 7n)

Combine like terms: 1 + 28 = 29
85 = 29 + 7n

Solving
85 = 29 + 7n

Solving for variable 'n'.

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

Add '-7n' to each side of the equation.
85 + -7n = 29 + 7n + -7n

Combine like terms: 7n + -7n = 0
85 + -7n = 29 + 0
85 + -7n = 29

Add '-85' to each side of the equation.
85 + -85 + -7n = 29 + -85

Combine like terms: 85 + -85 = 0
0 + -7n = 29 + -85
-7n = 29 + -85

Combine like terms: 29 + -85 = -56
-7n = -56

Divide each side by '-7'.
n = 8

Simplifying
n = 8

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