| ||||
2x+
|
10x-6y |
60x+5y |
10x-6y |
60x+5y |
0.2x-
| ||||
|
12x-30y |
20x+15 |
12x-30y |
20x+15 |
0.8x-0.78y |
0.5x+0.4y |
40x-39y |
25x+20y |
40x-39y |
25x+20y |
| ||
0.6a+
|
10a-8b |
12a+15b |
10a-8b |
12a+15b |
| ||||
2x+
|
30(
| ||||
30(2x+
|
10x-6y |
60x+5y |
0.2x-
| ||||
|
60×(0.2x-
| ||||
60×(
|
12x-30y |
20x+15 |
0.8x-0.78y |
0.5x+0.4y |
50×(0.8x-0.78y) |
50×(0.5x+0.4y) |
40x-39y |
25x+20y |
| ||
0.6a+
|
20×(
| ||
20×(0.6a+
|
10a-8b |
12a+15b |
10x-6y |
60x+5y |
12x-30y |
20x+15 |
40x-39y |
25x+20y |
10a-8b |
12a+15b |
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