ianjm
ianjm
19-10-2020
Mathematics
contestada
I have attached a screenshot
Respuesta :
Mibo
Mibo
19-10-2020
Answer:
Step-by-step explanation:
x2 + 2x - 7 + 11x2 - 5x - 1
Solving like terms
12x2 - 3x - 8
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