7(3n-4)=(4n+1)+8

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Solution for 7(3n-4)=(4n+1)+8 equation:


Simplifying
7(3n + -4) = (4n + 1) + 8

Reorder the terms:
7(-4 + 3n) = (4n + 1) + 8
(-4 * 7 + 3n * 7) = (4n + 1) + 8
(-28 + 21n) = (4n + 1) + 8

Reorder the terms:
-28 + 21n = (1 + 4n) + 8

Remove parenthesis around (1 + 4n)
-28 + 21n = 1 + 4n + 8

Reorder the terms:
-28 + 21n = 1 + 8 + 4n

Combine like terms: 1 + 8 = 9
-28 + 21n = 9 + 4n

Solving
-28 + 21n = 9 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
-28 + 21n + -4n = 9 + 4n + -4n

Combine like terms: 21n + -4n = 17n
-28 + 17n = 9 + 4n + -4n

Combine like terms: 4n + -4n = 0
-28 + 17n = 9 + 0
-28 + 17n = 9

Add '28' to each side of the equation.
-28 + 28 + 17n = 9 + 28

Combine like terms: -28 + 28 = 0
0 + 17n = 9 + 28
17n = 9 + 28

Combine like terms: 9 + 28 = 37
17n = 37

Divide each side by '17'.
n = 2.176470588

Simplifying
n = 2.176470588

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