3x(x)+2=19

Solution for 3x(x)+2=19 equation:

Simplifying
3x(x) + 2 = 19

Multiply x * x
3x2 + 2 = 19

Reorder the terms:
2 + 3x2 = 19

Solving
2 + 3x2 = 19

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + 3x2 = 19 + -2

Combine like terms: 2 + -2 = 0
0 + 3x2 = 19 + -2
3x2 = 19 + -2

Combine like terms: 19 + -2 = 17
3x2 = 17

Divide each side by '3'.
x2 = 5.666666667

Simplifying
x2 = 5.666666667

Take the square root of each side:
x = {-2.380476143, 2.380476143}