5n+3(2n-4)+7=28

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Solution for 5n+3(2n-4)+7=28 equation:


Simplifying
5n + 3(2n + -4) + 7 = 28

Reorder the terms:
5n + 3(-4 + 2n) + 7 = 28
5n + (-4 * 3 + 2n * 3) + 7 = 28
5n + (-12 + 6n) + 7 = 28

Reorder the terms:
-12 + 7 + 5n + 6n = 28

Combine like terms: -12 + 7 = -5
-5 + 5n + 6n = 28

Combine like terms: 5n + 6n = 11n
-5 + 11n = 28

Solving
-5 + 11n = 28

Solving for variable 'n'.

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

Add '5' to each side of the equation.
-5 + 5 + 11n = 28 + 5

Combine like terms: -5 + 5 = 0
0 + 11n = 28 + 5
11n = 28 + 5

Combine like terms: 28 + 5 = 33
11n = 33

Divide each side by '11'.
n = 3

Simplifying
n = 3

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