3(3n+4)=9(3n+7)+8

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Solution for 3(3n+4)=9(3n+7)+8 equation:


Simplifying
3(3n + 4) = 9(3n + 7) + 8

Reorder the terms:
3(4 + 3n) = 9(3n + 7) + 8
(4 * 3 + 3n * 3) = 9(3n + 7) + 8
(12 + 9n) = 9(3n + 7) + 8

Reorder the terms:
12 + 9n = 9(7 + 3n) + 8
12 + 9n = (7 * 9 + 3n * 9) + 8
12 + 9n = (63 + 27n) + 8

Reorder the terms:
12 + 9n = 63 + 8 + 27n

Combine like terms: 63 + 8 = 71
12 + 9n = 71 + 27n

Solving
12 + 9n = 71 + 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.
12 + 9n + -27n = 71 + 27n + -27n

Combine like terms: 9n + -27n = -18n
12 + -18n = 71 + 27n + -27n

Combine like terms: 27n + -27n = 0
12 + -18n = 71 + 0
12 + -18n = 71

Add '-12' to each side of the equation.
12 + -12 + -18n = 71 + -12

Combine like terms: 12 + -12 = 0
0 + -18n = 71 + -12
-18n = 71 + -12

Combine like terms: 71 + -12 = 59
-18n = 59

Divide each side by '-18'.
n = -3.277777778

Simplifying
n = -3.277777778

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