4*n+5*(7n-3)=9*(n-5)

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Solution for 4*n+5*(7n-3)=9*(n-5) equation:


Simplifying
4n + 5(7n + -3) = 9(n + -5)

Reorder the terms:
4n + 5(-3 + 7n) = 9(n + -5)
4n + (-3 * 5 + 7n * 5) = 9(n + -5)
4n + (-15 + 35n) = 9(n + -5)

Reorder the terms:
-15 + 4n + 35n = 9(n + -5)

Combine like terms: 4n + 35n = 39n
-15 + 39n = 9(n + -5)

Reorder the terms:
-15 + 39n = 9(-5 + n)
-15 + 39n = (-5 * 9 + n * 9)
-15 + 39n = (-45 + 9n)

Solving
-15 + 39n = -45 + 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
-15 + 39n + -9n = -45 + 9n + -9n

Combine like terms: 39n + -9n = 30n
-15 + 30n = -45 + 9n + -9n

Combine like terms: 9n + -9n = 0
-15 + 30n = -45 + 0
-15 + 30n = -45

Add '15' to each side of the equation.
-15 + 15 + 30n = -45 + 15

Combine like terms: -15 + 15 = 0
0 + 30n = -45 + 15
30n = -45 + 15

Combine like terms: -45 + 15 = -30
30n = -30

Divide each side by '30'.
n = -1

Simplifying
n = -1

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