8a – 45 = 5a + 30
8a – 5a = 30 + 45
3a = 75
a = 25
8a – 45 = 5a + 30 8a – 5a = 30 + 45 3a = 75 a = 25
8a – 45 = 5a + 30
8a – 5a = 30 + 45
3a = 75
a = 25
8a – 45 = 5a + 30 8a – 5a = 30 + 45 3a = 75 a = 25