7r2+33r-10
Factor 33 out of 33r.
7r2+33(r)-10
Rewrite 33 as -2 plus 35
7r2+(-2+35)r-10
Apply the distributive property.
7r2-2r+35r-10
7r2-2r+35r-10
Group the first two terms and the last two terms.
(7r2-2r)+35r-10
Factor out the greatest common factor (GCF) from each group.
r(7r-2)+5(7r-2)
r(7r-2)+5(7r-2)
Factor the polynomial by factoring out the greatest common factor, 7r-2.
(7r-2)(r+5)
Factor 7r^2+33r-10