3x + x < 2x + 12?
回答 (5)
✔ 最佳答案
3x + x < 2x+12
3x+x-2x<12
2x<12
x<12/2
x<6
3x + x < 2x + 12
4x - 2x < 12
2x < 12
x < 6
3x + x < 2x + 12
4x - 2x < 12
2x < 12
x < 12/2
x < 6
Same as your first question:
3x + x < 2x + 12
4x < 2x + 12
2x < 12
x < 6
收錄日期: 2021-05-01 10:39:26
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