tanakamkuzha
16.10.2020 •
SAT
Identify the terms for the expression:
21x3 + 3x2 - 14x + 9x2 + 15x
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Ответ:
66 + 6 - 14x + 18 + 15x
Collect like terms
66 + 6 + 18 = 90
-14x + 15x = x
x + 90
Ответ:
its b you can google it
Explanation: