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

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

Simplifying
-5n + 3(3 + 7n) = 0
-5n + (3 * 3 + 7n * 3) = 0
-5n + (9 + 21n) = 0

Reorder the terms:
9 + -5n + 21n = 0

Combine like terms: -5n + 21n = 16n
9 + 16n = 0

Solving
9 + 16n = 0

Solving for variable 'n'.

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

Add '-9' to each side of the equation.
9 + -9 + 16n = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 16n = 0 + -9
16n = 0 + -9

Combine like terms: 0 + -9 = -9
16n = -9

Divide each side by '16'.
n = -0.5625

Simplifying
n = -0.5625