How much more money will priya need to earn to pay back the money she borrowed from the bank

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)