Last year, there were 380 students at woodland middle school. this year the student population will increase by 5%. what will be the school's increased population?

Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?

Which system of linear inequalities is represented by the graph?

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52