01:55 duration 1 minute 55 seconds
6.1.7
8x^2 / 24x
02:10 duration 2 minutes 10 seconds
Prealgebra 5.2.7
-13.82 + 4.69
01:23 duration 1 minute 23 seconds
Prealgebra 5.2.8
-2.306 + (-3.125)