Identify the percent of change as an increase or a decrease. then find the percent of change. 72 paper clips to 63 paper clips

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10

The table shows the number of students who signed up for different after school activities. activity students cooking 9 chess 4 photography 8 robotics 11 select the true statements about the information in the table.