-2a + 5 = 1 -2a = -5 + 1 -2a = -4 a = -4/-2 a = 2
3b -1
7
2a-5
3a + 4b - 5 - 1a + 7b + 3 - 1b 2a + 10b - 5 + 3 2a + 10b - 2
2a-3+4b-2a-b-3+5=3b-1
9a +8 -2a -3 -5a = 2a +5
2a-3+4b-2a-b-2a-b-3+5 Can be simplified to: 3b-1
-2a + 5 = 1 -2a = -5 + 1 -2a = -4 a = -4/-2 a = 2
The Electric Company - 1971 128A 5-128 was released on: USA: 14 April 1976
3b -1
7
9a +8 -2a -3 -5a = 2a +5
If 3a+5=5a+3, then: 3a+5 - 3a = 5a+3 - 3a 5=2a+3 5 - 3=2a+3 - 3 2=2a a=1
4ab - 2a - 7
2a-5
3a + 4b - 5 - 1a + 7b + 3 - 1b 2a + 10b - 5 + 3 2a + 10b - 2