What is the simplest form of the expression 7i( −3i) + 9?

The frequency table shows a set of data collected by a doctor for adult patients who were diagnosed with a strain of influenza. patients with influenza age range number of sick patients 25 to 29 30 to 34 35 to 39 40 to 45 which dot plot could represent the same data as the frequency table? patients with flu

Which expression shows the sum of the polynomials with like terms grouped together

Solve 3x-18=2y and 5x-6y=6 by elimination show work