Jackie can clean a house in 6 hours. When Jackie and Veronica work together, they can clean a house in about 3.6 hours. About how long will it take Veronica to clean a house if she works by herself?

2x + 1 < 5 solve the following inequality. then place the correct number in the box provided.

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.

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.