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

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


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

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

Reorder the terms:
21 + 21n = 7(1 + 6n) + -3
21 + 21n = (1 * 7 + 6n * 7) + -3
21 + 21n = (7 + 42n) + -3

Reorder the terms:
21 + 21n = 7 + -3 + 42n

Combine like terms: 7 + -3 = 4
21 + 21n = 4 + 42n

Solving
21 + 21n = 4 + 42n

Solving for variable 'n'.

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

Add '-42n' to each side of the equation.
21 + 21n + -42n = 4 + 42n + -42n

Combine like terms: 21n + -42n = -21n
21 + -21n = 4 + 42n + -42n

Combine like terms: 42n + -42n = 0
21 + -21n = 4 + 0
21 + -21n = 4

Add '-21' to each side of the equation.
21 + -21 + -21n = 4 + -21

Combine like terms: 21 + -21 = 0
0 + -21n = 4 + -21
-21n = 4 + -21

Combine like terms: 4 + -21 = -17
-21n = -17

Divide each side by '-21'.
n = 0.8095238095

Simplifying
n = 0.8095238095

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