19x + 4 - 5x^2 = 0

The equation is a quadratic equation of the form ax^2 + bx + c = 0.

Rearranging the terms, we get -5x^2 + 19x + 4 = 0.

This equation can be solved using the quadratic formula x = [-b ± sqrt(b^2 - 4ac)] / 2a.