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

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


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

Reorder the terms:
7(4 + 3n) = 9(8n + 3) + 7
(4 * 7 + 3n * 7) = 9(8n + 3) + 7
(28 + 21n) = 9(8n + 3) + 7

Reorder the terms:
28 + 21n = 9(3 + 8n) + 7
28 + 21n = (3 * 9 + 8n * 9) + 7
28 + 21n = (27 + 72n) + 7

Reorder the terms:
28 + 21n = 27 + 7 + 72n

Combine like terms: 27 + 7 = 34
28 + 21n = 34 + 72n

Solving
28 + 21n = 34 + 72n

Solving for variable 'n'.

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

Add '-72n' to each side of the equation.
28 + 21n + -72n = 34 + 72n + -72n

Combine like terms: 21n + -72n = -51n
28 + -51n = 34 + 72n + -72n

Combine like terms: 72n + -72n = 0
28 + -51n = 34 + 0
28 + -51n = 34

Add '-28' to each side of the equation.
28 + -28 + -51n = 34 + -28

Combine like terms: 28 + -28 = 0
0 + -51n = 34 + -28
-51n = 34 + -28

Combine like terms: 34 + -28 = 6
-51n = 6

Divide each side by '-51'.
n = -0.1176470588

Simplifying
n = -0.1176470588

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