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larisa86 [58]
4 years ago
15

Can someone help me solve this ?

Mathematics
1 answer:
Agata [3.3K]4 years ago
6 0

5x {}^{2}  + 6x - 3 + 4x {}^{2}  - 8x + 2 =
= 9x {}^{2}  - 2x - 1
In the original expression there are 6 terms in the simplyfied one there are only 3

In the simplified expression coefficient of x is (-2)







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