Evaluate the function r(t)= -6t + 2

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.