8. 7.6 + (-7.1) = what does it equal plz help

How many real and imaginary solutions does the equation x^2-3x=-2x-7 have?

Consider the function f(x)=-5x+3 what is f(-2)

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28