Which equations have infinitely many solutions? Select TWO that apply.
6(x-9)=6x-54+x
5(x-8)+10=5(x+2)
20-8x-6 =2(7-4x)
4(x+4)=2(2x+5)+6
2x+9=18+2x
The equations that have infinitely many solutions are:
1) 5(x-8)+10=5(x+2)
2) 2x+9=18+2x