seven women have a mean weight of 63 kg and eleven men have a mean weight of 74 kg find the mean weight (to 1 decimal place ) of all 18 men and women

What are the solutions of the system? y = x^2 + 2x +3y = 4x - 2a. (-1, -6) and (-3, -14)b. (-1, 10) and (3, -6)c. no solutiond. (-1, -6) and (3, 10)

∆red ≅ ∆ by rule will give brainiest if possible

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.