Tony worked 4 2/3 hours on his science project. sonia worked 1 1/4 times as long on her science project as tony did. for how many hours did sonia work on her science project.

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 : )

damm bro the struggle

step-by-step explanation: