1) (16a - 25)/6 = 1216a - 25 = 6 * 1216a - 25 = 7216a = 97a = 97 / 16a = 6.0625
2) 3a/4 = 153a = 4 * 153a = 60a = 60 / 3a = 20
1) (16a - 25)/6 = 12
16a - 25 = 6 * 12
16a - 25 = 72
16a = 97
a = 97 / 16
a = 6.0625
2) 3a/4 = 15
3a = 4 * 15
3a = 60
a = 60 / 3
a = 20