Umm, what grade are you in . i’ll see if i can help
12A + 2 + A - 1 = a + 12a + 1 = 13a + 1
-12,3 ...................................
Aday=24 hours
58days=24 times 58=1392 hours
60min=1hr
30min=1/2hr=0.5hr
total is
1392+15+0.5=
1407.5hours
Ever year she gets 15 silver dollars, so she will have 64 silver dollars
