Respuestas

  • Usuario de Brainly
2014-02-27T03:23:53+01:00
28x + 12 = - 100
28x = -100-12
28x = -112
x = -112/28
x = -4

12( y +8 ) = 28-4
12y +96 =24
12y= 24-96
12y = -72
y = -72/12
y = -6