16. Four teachers and all the students studying French signed up to have
lunch at a local French restaurant. Only
half of those who signed up actually
showed up for lunch. The total number
that came for lunch was 26. How many
students, f, signed up to have lunch at
the restaurant?

Plzzz i beg u so much asaaaap ! what is the slope of this line? enter your answer in the box.

What is the value of f(x) = 2.2 for f(-2)?

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?