3(2n-5)-9=7(n-2)+8

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Solution for 3(2n-5)-9=7(n-2)+8 equation:


Simplifying
3(2n + -5) + -9 = 7(n + -2) + 8

Reorder the terms:
3(-5 + 2n) + -9 = 7(n + -2) + 8
(-5 * 3 + 2n * 3) + -9 = 7(n + -2) + 8
(-15 + 6n) + -9 = 7(n + -2) + 8

Reorder the terms:
-15 + -9 + 6n = 7(n + -2) + 8

Combine like terms: -15 + -9 = -24
-24 + 6n = 7(n + -2) + 8

Reorder the terms:
-24 + 6n = 7(-2 + n) + 8
-24 + 6n = (-2 * 7 + n * 7) + 8
-24 + 6n = (-14 + 7n) + 8

Reorder the terms:
-24 + 6n = -14 + 8 + 7n

Combine like terms: -14 + 8 = -6
-24 + 6n = -6 + 7n

Solving
-24 + 6n = -6 + 7n

Solving for variable 'n'.

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

Add '-7n' to each side of the equation.
-24 + 6n + -7n = -6 + 7n + -7n

Combine like terms: 6n + -7n = -1n
-24 + -1n = -6 + 7n + -7n

Combine like terms: 7n + -7n = 0
-24 + -1n = -6 + 0
-24 + -1n = -6

Add '24' to each side of the equation.
-24 + 24 + -1n = -6 + 24

Combine like terms: -24 + 24 = 0
0 + -1n = -6 + 24
-1n = -6 + 24

Combine like terms: -6 + 24 = 18
-1n = 18

Divide each side by '-1'.
n = -18

Simplifying
n = -18

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