Respuesta :
Answer:
x = -1, -7
Step-by-step explanation:
=> x² + 8x + 7 = 0
=> (x + 1) (x + 7) = 0
=> x = -1, -7
The first step is to distribute the 2x+5 so then you get x^2+8x+7 and then you can solve and get
x=-7
x=-1
x=-7
x=-1