4(2n-3)=5n+9

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Solution for 4(2n-3)=5n+9 equation:


Simplifying
4(2n + -3) = 5n + 9

Reorder the terms:
4(-3 + 2n) = 5n + 9
(-3 * 4 + 2n * 4) = 5n + 9
(-12 + 8n) = 5n + 9

Reorder the terms:
-12 + 8n = 9 + 5n

Solving
-12 + 8n = 9 + 5n

Solving for variable 'n'.

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

Add '-5n' to each side of the equation.
-12 + 8n + -5n = 9 + 5n + -5n

Combine like terms: 8n + -5n = 3n
-12 + 3n = 9 + 5n + -5n

Combine like terms: 5n + -5n = 0
-12 + 3n = 9 + 0
-12 + 3n = 9

Add '12' to each side of the equation.
-12 + 12 + 3n = 9 + 12

Combine like terms: -12 + 12 = 0
0 + 3n = 9 + 12
3n = 9 + 12

Combine like terms: 9 + 12 = 21
3n = 21

Divide each side by '3'.
n = 7

Simplifying
n = 7

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