7(3n-3)=(5n+1)+6

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Solution for 7(3n-3)=(5n+1)+6 equation:


Simplifying
7(3n + -3) = (5n + 1) + 6

Reorder the terms:
7(-3 + 3n) = (5n + 1) + 6
(-3 * 7 + 3n * 7) = (5n + 1) + 6
(-21 + 21n) = (5n + 1) + 6

Reorder the terms:
-21 + 21n = (1 + 5n) + 6

Remove parenthesis around (1 + 5n)
-21 + 21n = 1 + 5n + 6

Reorder the terms:
-21 + 21n = 1 + 6 + 5n

Combine like terms: 1 + 6 = 7
-21 + 21n = 7 + 5n

Solving
-21 + 21n = 7 + 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.
-21 + 21n + -5n = 7 + 5n + -5n

Combine like terms: 21n + -5n = 16n
-21 + 16n = 7 + 5n + -5n

Combine like terms: 5n + -5n = 0
-21 + 16n = 7 + 0
-21 + 16n = 7

Add '21' to each side of the equation.
-21 + 21 + 16n = 7 + 21

Combine like terms: -21 + 21 = 0
0 + 16n = 7 + 21
16n = 7 + 21

Combine like terms: 7 + 21 = 28
16n = 28

Divide each side by '16'.
n = 1.75

Simplifying
n = 1.75

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