Factor 3a+b-6a^2-2ab

$3 a + b - 6 a^{2} - 2 a b$

Factor out the greatest common factor from each group.

Group the first two terms and the last two terms.

$(3 a + b) - 6 a^{2} - 2 a b$

Factor out the greatest common factor (GCF) from each group.

$1 (3 a + b) - 2 a (3 a + b)$

Factor the polynomial by factoring out the greatest common factor, $3 a + b$ .

$(3 a + b) (1 - 2 a)$