3(2n+4)=6(7n+9)+7

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Solution for 3(2n+4)=6(7n+9)+7 equation:


Simplifying
3(2n + 4) = 6(7n + 9) + 7

Reorder the terms:
3(4 + 2n) = 6(7n + 9) + 7
(4 * 3 + 2n * 3) = 6(7n + 9) + 7
(12 + 6n) = 6(7n + 9) + 7

Reorder the terms:
12 + 6n = 6(9 + 7n) + 7
12 + 6n = (9 * 6 + 7n * 6) + 7
12 + 6n = (54 + 42n) + 7

Reorder the terms:
12 + 6n = 54 + 7 + 42n

Combine like terms: 54 + 7 = 61
12 + 6n = 61 + 42n

Solving
12 + 6n = 61 + 42n

Solving for variable 'n'.

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

Add '-42n' to each side of the equation.
12 + 6n + -42n = 61 + 42n + -42n

Combine like terms: 6n + -42n = -36n
12 + -36n = 61 + 42n + -42n

Combine like terms: 42n + -42n = 0
12 + -36n = 61 + 0
12 + -36n = 61

Add '-12' to each side of the equation.
12 + -12 + -36n = 61 + -12

Combine like terms: 12 + -12 = 0
0 + -36n = 61 + -12
-36n = 61 + -12

Combine like terms: 61 + -12 = 49
-36n = 49

Divide each side by '-36'.
n = -1.361111111

Simplifying
n = -1.361111111

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