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

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


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

Reorder the terms:
4(4 + 3n) = 8(4n + 7) + 9
(4 * 4 + 3n * 4) = 8(4n + 7) + 9
(16 + 12n) = 8(4n + 7) + 9

Reorder the terms:
16 + 12n = 8(7 + 4n) + 9
16 + 12n = (7 * 8 + 4n * 8) + 9
16 + 12n = (56 + 32n) + 9

Reorder the terms:
16 + 12n = 56 + 9 + 32n

Combine like terms: 56 + 9 = 65
16 + 12n = 65 + 32n

Solving
16 + 12n = 65 + 32n

Solving for variable 'n'.

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

Add '-32n' to each side of the equation.
16 + 12n + -32n = 65 + 32n + -32n

Combine like terms: 12n + -32n = -20n
16 + -20n = 65 + 32n + -32n

Combine like terms: 32n + -32n = 0
16 + -20n = 65 + 0
16 + -20n = 65

Add '-16' to each side of the equation.
16 + -16 + -20n = 65 + -16

Combine like terms: 16 + -16 = 0
0 + -20n = 65 + -16
-20n = 65 + -16

Combine like terms: 65 + -16 = 49
-20n = 49

Divide each side by '-20'.
n = -2.45

Simplifying
n = -2.45

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