Solve two fifths minus one seventh equals blank.

News cameras take an overhead picture of a crowd at an outdoor event journalist then count the total number of people in the picture and use the sample of estimate the total number of people in the crowd this process is an example of

Solve the system of equations. y= 2x y= x^2 - 15

What is the remainder when 2872 is divided by 76? a) 51 b) 57 c) 60 d) 63