alexandraallee45 alexandraallee45 Today at 2:59 AM Mathematics Answered can you solve these quadratic equations? [tex] {4x}^{2} + 8x - 15 = 0[/tex][tex] {3x}^{2} - 7x - 80 = 0[/tex][tex]2x(x - 3) = 10[/tex]