Respuesta :

Answer:

x = 1

Step-by-step explanation:

5 x (2x - 8) + 15 = -15                 Multiply 5 by 2x and -8

10x - 40 + 15 = -15                      Add -40 and 15

10x - 25 = -15                              Add 25 to both sides

10x = 10                                       Divide 10 by 10

x = 1