7-(2n+1)=8

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Solution for 7-(2n+1)=8 equation:


Simplifying
7 + -1(2n + 1) = 8

Reorder the terms:
7 + -1(1 + 2n) = 8
7 + (1 * -1 + 2n * -1) = 8
7 + (-1 + -2n) = 8

Combine like terms: 7 + -1 = 6
6 + -2n = 8

Solving
6 + -2n = 8

Solving for variable 'n'.

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

Add '-6' to each side of the equation.
6 + -6 + -2n = 8 + -6

Combine like terms: 6 + -6 = 0
0 + -2n = 8 + -6
-2n = 8 + -6

Combine like terms: 8 + -6 = 2
-2n = 2

Divide each side by '-2'.
n = -1

Simplifying
n = -1

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