Answer:
-12r^2 + 89r - 145
Step-by-step explanation:
(2r(2)−16r+29)(r−5)
=(2r(2)+−16r+29)(r+−5)
=(2r(2))(r)+(2r(2))(−5)+(−16r)(r)+(−16r)(−5)+(29)(r)+(29)(−5)
=4r2−20r−16r2+80r+29r−145
=−12r2+89r−145
