Question

7 (x+5) (x-3) -5 (x+3) (x-3) =0


X=-10
X=3

Answer 1

Respuesta:

x= 3 ; x= -10

Explicación paso a paso:

7 (x+5) (x-3) -5 (x+3) (x-3) = 0

2x²+14x-60= 0

x= -14+26= 3

2×2

x= -14-26= -10

2×2