4(2n+4)=9(5n+7)+9

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Solution for 4(2n+4)=9(5n+7)+9 equation:


Simplifying
4(2n + 4) = 9(5n + 7) + 9

Reorder the terms:
4(4 + 2n) = 9(5n + 7) + 9
(4 * 4 + 2n * 4) = 9(5n + 7) + 9
(16 + 8n) = 9(5n + 7) + 9

Reorder the terms:
16 + 8n = 9(7 + 5n) + 9
16 + 8n = (7 * 9 + 5n * 9) + 9
16 + 8n = (63 + 45n) + 9

Reorder the terms:
16 + 8n = 63 + 9 + 45n

Combine like terms: 63 + 9 = 72
16 + 8n = 72 + 45n

Solving
16 + 8n = 72 + 45n

Solving for variable 'n'.

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

Add '-45n' to each side of the equation.
16 + 8n + -45n = 72 + 45n + -45n

Combine like terms: 8n + -45n = -37n
16 + -37n = 72 + 45n + -45n

Combine like terms: 45n + -45n = 0
16 + -37n = 72 + 0
16 + -37n = 72

Add '-16' to each side of the equation.
16 + -16 + -37n = 72 + -16

Combine like terms: 16 + -16 = 0
0 + -37n = 72 + -16
-37n = 72 + -16

Combine like terms: 72 + -16 = 56
-37n = 56

Divide each side by '-37'.
n = -1.513513514

Simplifying
n = -1.513513514

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