The 45-degree line: what is the special characteristic of a 45-degree line and what is its slope equal to?

What is the order of magnitude for the number of liters in a large bottle of soda served at a party

The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}