3(2n-5)-8=4n-5(n-1)

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Solution for 3(2n-5)-8=4n-5(n-1) equation:


Simplifying
3(2n + -5) + -8 = 4n + -5(n + -1)

Reorder the terms:
3(-5 + 2n) + -8 = 4n + -5(n + -1)
(-5 * 3 + 2n * 3) + -8 = 4n + -5(n + -1)
(-15 + 6n) + -8 = 4n + -5(n + -1)

Reorder the terms:
-15 + -8 + 6n = 4n + -5(n + -1)

Combine like terms: -15 + -8 = -23
-23 + 6n = 4n + -5(n + -1)

Reorder the terms:
-23 + 6n = 4n + -5(-1 + n)
-23 + 6n = 4n + (-1 * -5 + n * -5)
-23 + 6n = 4n + (5 + -5n)

Reorder the terms:
-23 + 6n = 5 + 4n + -5n

Combine like terms: 4n + -5n = -1n
-23 + 6n = 5 + -1n

Solving
-23 + 6n = 5 + -1n

Solving for variable 'n'.

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

Add 'n' to each side of the equation.
-23 + 6n + n = 5 + -1n + n

Combine like terms: 6n + n = 7n
-23 + 7n = 5 + -1n + n

Combine like terms: -1n + n = 0
-23 + 7n = 5 + 0
-23 + 7n = 5

Add '23' to each side of the equation.
-23 + 23 + 7n = 5 + 23

Combine like terms: -23 + 23 = 0
0 + 7n = 5 + 23
7n = 5 + 23

Combine like terms: 5 + 23 = 28
7n = 28

Divide each side by '7'.
n = 4

Simplifying
n = 4

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