How do i solve this problem 2/3y+y-4=31
( 2 / 3)y + ( 3 / 3 )y - 12 / 3 = 93 / 3 ;( 2y + 3y - 12 ) / 3 = 93 / 3 ;5y - 12 = 93 ;5y = 105 ;y = 21 ;