4(3n+1)=9(3n+7)+9

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Solution for 4(3n+1)=9(3n+7)+9 equation:


Simplifying
4(3n + 1) = 9(3n + 7) + 9

Reorder the terms:
4(1 + 3n) = 9(3n + 7) + 9
(1 * 4 + 3n * 4) = 9(3n + 7) + 9
(4 + 12n) = 9(3n + 7) + 9

Reorder the terms:
4 + 12n = 9(7 + 3n) + 9
4 + 12n = (7 * 9 + 3n * 9) + 9
4 + 12n = (63 + 27n) + 9

Reorder the terms:
4 + 12n = 63 + 9 + 27n

Combine like terms: 63 + 9 = 72
4 + 12n = 72 + 27n

Solving
4 + 12n = 72 + 27n

Solving for variable 'n'.

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

Add '-27n' to each side of the equation.
4 + 12n + -27n = 72 + 27n + -27n

Combine like terms: 12n + -27n = -15n
4 + -15n = 72 + 27n + -27n

Combine like terms: 27n + -27n = 0
4 + -15n = 72 + 0
4 + -15n = 72

Add '-4' to each side of the equation.
4 + -4 + -15n = 72 + -4

Combine like terms: 4 + -4 = 0
0 + -15n = 72 + -4
-15n = 72 + -4

Combine like terms: 72 + -4 = 68
-15n = 68

Divide each side by '-15'.
n = -4.533333333

Simplifying
n = -4.533333333

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