1) 5x + 10 = 205x = 20 - 105x = 10x = 10 / 5x = 2
2) 2x - 7 = 172x = 17 + 72x = 24x = 24 / 2x = 12
3) 3 - (1/3)x = 2(1/3)x = 3 - 2(1/3)x = 1x = 1 * 3x = 3
1) 5x + 10 = 20
5x = 20 - 10
5x = 10
x = 10 / 5
x = 2
2) 2x - 7 = 17
2x = 17 + 7
2x = 24
x = 24 / 2
x = 12
3) 3 - (1/3)x = 2
(1/3)x = 3 - 2
(1/3)x = 1
x = 1 * 3
x = 3