I=prt
I=1640*0.06*6/12=49.2
A=1640+49.2=1,689.2
The x-intercepts are: -0.5 and 2.
A -3 subtracted by 10 is -13 and it stays 2
Easy, just do 60 seconds which equals a minute. Since we know that now simply use 60 minutes to get you to an hour. If your doing minutes to hours make sure there is a 0 at the end.