1) 3x + 8x = 15 - 23 + 4111x = 33x = 3
2) 5 = 6.2y - 1.1y - 0.8 + 1.25 = 5.1y - 0.8 + 1.25 = 5.1y + 0.44.6 = 5.1yy ≈ 0.902
3) -8x + 4 + 3x = 10 - x-5x + 4 = 10 - x-5x + x = 10 - 4-4x = 6x = -1.5
4) 3.2y - 1.8 - 5.2y - 3.4 = -5.8-2y - 5.2 = -5.8-2y = -0.6y = 0.3
5) 8y - 3 - 5 + 2y = 4.310y - 8 = 4.310y = 12.3y = 1.23
6) 10x - 15 - 6 + 4x = 15 - 6x - 614x - 21 = 9 - 6x20x = 30x = 1.5
1) 3x + 8x = 15 - 23 + 41
11x = 33
x = 3
2) 5 = 6.2y - 1.1y - 0.8 + 1.2
5 = 5.1y - 0.8 + 1.2
5 = 5.1y + 0.4
4.6 = 5.1y
y ≈ 0.902
3) -8x + 4 + 3x = 10 - x
-5x + 4 = 10 - x
-5x + x = 10 - 4
-4x = 6
x = -1.5
4) 3.2y - 1.8 - 5.2y - 3.4 = -5.8
-2y - 5.2 = -5.8
-2y = -0.6
y = 0.3
5) 8y - 3 - 5 + 2y = 4.3
10y - 8 = 4.3
10y = 12.3
y = 1.23
6) 10x - 15 - 6 + 4x = 15 - 6x - 6
14x - 21 = 9 - 6x
20x = 30
x = 1.5