题目内容
| 计算下面各题． 3x+5x= | 10y-9y= | 15a+10a= | 8b+2b= | 11x-4x= |
| y+4y= | 15b-14b= | 15x-x= | 6a-a= | 7a+3a= |
| 3x+5x=8x | 10y-9y=y | 15a+10a=25a | 8b+2b=10b | 11x-4x=7x |
| y+4y=5y | 15b-14b=b | 15x-x=14x | 6a-a=5a | 7a+3a=10a |
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题目内容
| 计算下面各题． 3x+5x= | 10y-9y= | 15a+10a= | 8b+2b= | 11x-4x= |
| y+4y= | 15b-14b= | 15x-x= | 6a-a= | 7a+3a= |
| 3x+5x=8x | 10y-9y=y | 15a+10a=25a | 8b+2b=10b | 11x-4x=7x |
| y+4y=5y | 15b-14b=b | 15x-x=14x | 6a-a=5a | 7a+3a=10a |