9(n-4)+2n=2(n-1)+7n

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Solution for 9(n-4)+2n=2(n-1)+7n equation:


Simplifying
9(n + -4) + 2n = 2(n + -1) + 7n

Reorder the terms:
9(-4 + n) + 2n = 2(n + -1) + 7n
(-4 * 9 + n * 9) + 2n = 2(n + -1) + 7n
(-36 + 9n) + 2n = 2(n + -1) + 7n

Combine like terms: 9n + 2n = 11n
-36 + 11n = 2(n + -1) + 7n

Reorder the terms:
-36 + 11n = 2(-1 + n) + 7n
-36 + 11n = (-1 * 2 + n * 2) + 7n
-36 + 11n = (-2 + 2n) + 7n

Combine like terms: 2n + 7n = 9n
-36 + 11n = -2 + 9n

Solving
-36 + 11n = -2 + 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
-36 + 11n + -9n = -2 + 9n + -9n

Combine like terms: 11n + -9n = 2n
-36 + 2n = -2 + 9n + -9n

Combine like terms: 9n + -9n = 0
-36 + 2n = -2 + 0
-36 + 2n = -2

Add '36' to each side of the equation.
-36 + 36 + 2n = -2 + 36

Combine like terms: -36 + 36 = 0
0 + 2n = -2 + 36
2n = -2 + 36

Combine like terms: -2 + 36 = 34
2n = 34

Divide each side by '2'.
n = 17

Simplifying
n = 17

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