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

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


Simplifying
-7(n + -3) + 3(n + 1) = 0

Reorder the terms:
-7(-3 + n) + 3(n + 1) = 0
(-3 * -7 + n * -7) + 3(n + 1) = 0
(21 + -7n) + 3(n + 1) = 0

Reorder the terms:
21 + -7n + 3(1 + n) = 0
21 + -7n + (1 * 3 + n * 3) = 0
21 + -7n + (3 + 3n) = 0

Reorder the terms:
21 + 3 + -7n + 3n = 0

Combine like terms: 21 + 3 = 24
24 + -7n + 3n = 0

Combine like terms: -7n + 3n = -4n
24 + -4n = 0

Solving
24 + -4n = 0

Solving for variable 'n'.

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

Add '-24' to each side of the equation.
24 + -24 + -4n = 0 + -24

Combine like terms: 24 + -24 = 0
0 + -4n = 0 + -24
-4n = 0 + -24

Combine like terms: 0 + -24 = -24
-4n = -24

Divide each side by '-4'.
n = 6

Simplifying
n = 6

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