6*2-x^2=15x^2

Solution for 6*2-x^2=15x^2 equation:

Simplifying
6 * 2 + -1x2 = 15x2

Multiply 6 * 2
12 + -1x2 = 15x2

Solving
12 + -1x2 = 15x2

Solving for variable 'x'.

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

Add '-15x2' to each side of the equation.
12 + -1x2 + -15x2 = 15x2 + -15x2

Combine like terms: -1x2 + -15x2 = -16x2
12 + -16x2 = 15x2 + -15x2

Combine like terms: 15x2 + -15x2 = 0
12 + -16x2 = 0

Add '-12' to each side of the equation.
12 + -12 + -16x2 = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -16x2 = 0 + -12
-16x2 = 0 + -12

Combine like terms: 0 + -12 = -12
-16x2 = -12

Divide each side by '-16'.
x2 = 0.75

Simplifying
x2 = 0.75

Take the square root of each side:
x = {-0.866025404, 0.866025404}