19x^2-4x^2-12=

Solution for 19x^2-4x^2-12= equation:

Simplifying
19x2 + -4x2 + -12 = 0

Reorder the terms:
-12 + 19x2 + -4x2 = 0

Combine like terms: 19x2 + -4x2 = 15x2
-12 + 15x2 = 0

Solving
-12 + 15x2 = 0

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 15x2 = 0 + 12

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

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

Divide each side by '15'.
x2 = 0.8

Simplifying
x2 = 0.8

Take the square root of each side:
x = {-0.894427191, 0.894427191}