The last option because it’s the one that makes that will get you the sum need when added with the other polynomial
Painting a mural
Doing charity work like playing a concert
Design
Distribute first
a(b+c)=ab+ac
7y(8y-7)=56y^2-49y
now we have
56y^2-49y+46y
56y^2-3y
tada
Larry ran 2.52 killometers. Since a meter is 0.001 killometers, you have to do 0.001 x 220 which is 0.22 then do 2.3 + 0.22 and get 2.52.
52\10= $5.20 so that is the right answer