2n+7(n-1)=26

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Solution for 2n+7(n-1)=26 equation:


Simplifying
2n + 7(n + -1) = 26

Reorder the terms:
2n + 7(-1 + n) = 26
2n + (-1 * 7 + n * 7) = 26
2n + (-7 + 7n) = 26

Reorder the terms:
-7 + 2n + 7n = 26

Combine like terms: 2n + 7n = 9n
-7 + 9n = 26

Solving
-7 + 9n = 26

Solving for variable 'n'.

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

Add '7' to each side of the equation.
-7 + 7 + 9n = 26 + 7

Combine like terms: -7 + 7 = 0
0 + 9n = 26 + 7
9n = 26 + 7

Combine like terms: 26 + 7 = 33
9n = 33

Divide each side by '9'.
n = 3.666666667

Simplifying
n = 3.666666667

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