3n=7(4n+9)

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


Simplifying
3n = 7(4n + 9)

Reorder the terms:
3n = 7(9 + 4n)
3n = (9 * 7 + 4n * 7)
3n = (63 + 28n)

Solving
3n = 63 + 28n

Solving for variable 'n'.

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

Add '-28n' to each side of the equation.
3n + -28n = 63 + 28n + -28n

Combine like terms: 3n + -28n = -25n
-25n = 63 + 28n + -28n

Combine like terms: 28n + -28n = 0
-25n = 63 + 0
-25n = 63

Divide each side by '-25'.
n = -2.52

Simplifying
n = -2.52

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