## Algebra 1

$(3x+1)(x+5)$
Rewrite 16x as 15x + 1x $3x^{2} + 16x + 5 = 3x^{2} + 15x + 1x +5$ Factor out GCF of each pair of terms, which would be $3x(x+5) + 1(x+5)$ Now use distributive property = $(3x+1)(x+5)$