3(1-3n)=n-7

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


Simplifying
3(1 + -3n) = n + -7
(1 * 3 + -3n * 3) = n + -7
(3 + -9n) = n + -7

Reorder the terms:
3 + -9n = -7 + n

Solving
3 + -9n = -7 + n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
3 + -9n + -1n = -7 + n + -1n

Combine like terms: -9n + -1n = -10n
3 + -10n = -7 + n + -1n

Combine like terms: n + -1n = 0
3 + -10n = -7 + 0
3 + -10n = -7

Add '-3' to each side of the equation.
3 + -3 + -10n = -7 + -3

Combine like terms: 3 + -3 = 0
0 + -10n = -7 + -3
-10n = -7 + -3

Combine like terms: -7 + -3 = -10
-10n = -10

Divide each side by '-10'.
n = 1

Simplifying
n = 1

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