yuni31
27.06.2019 •
Mathematics
What is the sum of 4a^2 − 7a − 5 and −8a^2 − 2a + 7?
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Ответ:
steps:
1. gather like terms
all terms with a squared are like, all terms with a are like, all constants are like
2. solve
Ответ:
la 4 es correct
Step-by-step explanation:
si