Due in a few mins! Will give brainliest :)

Answers:

664/83 = 8

640/80 = 8

510/30 = 17

600/30 = 20

7,704/24 = 321

8,000/20 = 400

Hope this helps!

10a^3+277a^2-132a-792

step-by-step explanation:

(2a+11)(5a-12)(foil)

=10a^2-24a+55a-132 =10a^2+31a-132

(10a^2+31a-132)(a+6)

=10a^3+60a^2+31a^2+186a^2-132a-792 =10a^3+277a^2-132a-792

i hope this is what you are looking for : )

if i put something wrong your not gonna like it so rather not say nothing.