Respuesta :

Answer:

r = -3

Step-by-step explanation:

- 60= - 24 + 12r

Add 24 to each side

- 60+24= - 24+24 + 12r

-36 = 12r

Divide each side by 12

-36/12 = 12r/12

-3 =r

MQB14

Answer:

-60 = -24 +12r

+24 +24

-36 = 12r

÷12 ÷12

r = -3

ACCESS MORE
EDU ACCESS
Universidad de Mexico