velaskawallv
17.07.2019 •
Mathematics
Which of the following is the simplified version of this expression: 9x+4y+9x+11y+12z-11z a. 20x+9y+12z b. 18x+15y+23z c. 7x+15y+12z
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Ответ:
Then B. will be correct
Ответ: