Respuesta :
Answer:
7/2
Step-by-step explanation:
[tex]12x=4(x+2)+20\implies\\12x=4x+8+20\implies\\12x=4x+28\implies\\8x=28\implies\\x=28/8=7/2[/tex]
[tex]y=8x+12[/tex]
Answer:
14/4 , y = 8x + 12
Step-by-step explanation:
12x = 4x + 28
x= 14/4
.
y = ax+b
a is the slope
b is the y intercept