Question

9xsquare+7x-2=0 solve quadratic equation

Answer 1

Answer:

$9 {x}^{2} + 7x - 2 \\ 9 {x }^{2} + 9x - 2x - 2 \\ 9x(x + 1) - 2( x+ 1) \\( 9 x- 2)( x+ 1)$9x=2. x=-1

$x = \frac{2}{9}$