9x^2-6n-42=0

Solution for 9x^2-6n-42=0 equation:

Simplifying
9x2 + -6n + -42 = 0

Reorder the terms:
-42 + -6n + 9x2 = 0

Solving
-42 + -6n + 9x2 = 0

Solving for variable 'n'.

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

Add '42' to each side of the equation.
-42 + -6n + 42 + 9x2 = 0 + 42

Reorder the terms:
-42 + 42 + -6n + 9x2 = 0 + 42

Combine like terms: -42 + 42 = 0
0 + -6n + 9x2 = 0 + 42
-6n + 9x2 = 0 + 42

Combine like terms: 0 + 42 = 42
-6n + 9x2 = 42

Add '-9x2' to each side of the equation.
-6n + 9x2 + -9x2 = 42 + -9x2

Combine like terms: 9x2 + -9x2 = 0
-6n + 0 = 42 + -9x2
-6n = 42 + -9x2

Divide each side by '-6'.
n = -7 + 1.5x2

Simplifying
n = -7 + 1.5x2