Respuesta :

10(x-5)=-80
10x-50=-80
    +50   +50
10x=-30
/10   /10 

x=-3
All you have to do is multiply 10 by x and -5. So 10x+-50= -80. Then you add 50 to -80 to get 10x= -30. Then divide -30 and 10. The answer gives you x= -3