Which equation has infinitely many solutions? −6y+6=2(3y−3)
negative 6 y plus 6 is equal to 2 times open paren 3 y minus 3 close paren

−6y+6=−2(3y+3)
negative 6 y plus 6 is equal to negative 2 times open paren 3 y plus 3 close paren

6y+6=−2(3y−3)
6 y plus 6 is equal to negative 2 times open paren 3 y minus 3 close paren

−6y+6=−2(3y−3)