Jeffrey used 50% of his blue paint to make a beautiful mural of his sky. After he completed his mural he had 5 cups of blue paint left. How much blue paint left did Jeffrey start with? Please help me. :(

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.

Marya wants to factor the polynomial 36x^3 -22x^2 - 144x.which term can she add to the polynomial that would not change its grestest common factor? check all that apply

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?