FIRST ONE TO GET IT GETS THE CROWN THING! (idk. I'm so tired and this is my last question for math and my teacher never taught us how to do this. Plz help!) Combine like terms: -5y²+5-4-4y²+5y²-4x³-1

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?

In the diagram, bc¯¯¯¯¯∥de¯¯¯¯¯ . what is ce ? enter your answer in the box.

How do i i solve this equation? -18 = x/3 + 3