HELP BRAINLIST

Y OR N FOR EUATIONS IF THEY EQUAL 12x=5!!

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

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250