Respuesta :

happy with solution rate this

Ver imagen nikhil95
0123s

Step-by-step explanation:

A) distribute: 12x +16 = 0; 12x/12 = -16/12

x = -4/3

B) distribute: 420x +180 = 0; 420x/420 = -180/420

x = -3/7

Hope this helps! :)