Today, 5 out of every 8 students brought their lunch. If there are 320 students, how many brought their lunch today?

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

Which function has an inverse function? a. f(x)= |x+3|/5 b. f(x)= x^5-3 c. f(x)= x^4/7+27 d. f(x)= 1/x²

Identify the percent of change as an increase or a decrease. 75 people to 25 people response - correct increase decrease question 2 find the percent of change. round to the nearest tenth of a percent.