-7(1-3n)=-21

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Solution for -7(1-3n)=-21 equation: 


Simplifying
-7(1 + -3n) = -21
(1 * -7 + -3n * -7) = -21
(-7 + 21n) = -21

Solving
-7 + 21n = -21

Solving for variable 'n'.

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

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

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

Combine like terms: -21 + 7 = -14
21n = -14

Divide each side by '21'.
n = -0.6666666667

Simplifying
n = -0.6666666667

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