Question

2(7)²+n(7)+1=1 es para hoy ayudaaaa ️​

Answer 1

n=-14

$2 \times {7}^{2} + n \times 7 = 0 \\ 2 \times 49 + 7n = 0 \\ 98 + 7n = 0 \\ 7n = - 98 \\ n = - 14$