Bob and ted are in the plumbing business. bob can do the plumbing hook-up for a new house in 4 hours; ted does the same job in 6 hours. if they work together, how long will they take to hook up the plumbing in one house? 2.1 hours 2.4 hours 5 hours

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15

Rewrite the following quadratic functions in intercept or factored form. show your work. f(t) = 20t^2 + 14t - 12

The volume of the sun is approximately 1 × 10^18 cu km, while the volume of jupiter is approximately 1 × 10^15 cu km. which of the following is true? a. the volume of jupiter is approximately one thousand times the volume of the sun. b. the volume of jupiter is approximately one hundred times the volume of the sun. c. the volume of the sun is approximately one thousand times the volume of jupiter. d. the volume of the sun is approximately one hundred times the volume of jupiter.