Question

4(7-2х)+6(х-1)=-1
4х(8-х)(5-25х)=0

Answer 1

1) 4(7-2х)+6(х-1)=-1
4(7-2x)+6(x-1)=-2(x-11)
-2(x-11)=-1
22-2x=-1
-2x=-23
x=23/2