-162=3(2-7n)

Solution for -162=3(2-7n) equation:

Simplifying
-162 = 3(2 + -7n)
-162 = (2 * 3 + -7n * 3)
-162 = (6 + -21n)

Solving
-162 = 6 + -21n

Solving for variable 'n'.

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

Add '21n' to each side of the equation.
-162 + 21n = 6 + -21n + 21n

Combine like terms: -21n + 21n = 0
-162 + 21n = 6 + 0
-162 + 21n = 6

Add '162' to each side of the equation.
-162 + 162 + 21n = 6 + 162

Combine like terms: -162 + 162 = 0
0 + 21n = 6 + 162
21n = 6 + 162

Combine like terms: 6 + 162 = 168
21n = 168

Divide each side by '21'.
n = 8

Simplifying
n = 8