I have 21 students and each picture takes 3 minutes and each class picture takes 10 minutes

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0