mreynoso17
mreynoso17
19-03-2020
Mathematics
contestada
solve for a 7a + 2a + a − 9a = 20
Respuesta :
wegnerkolmp2741o
wegnerkolmp2741o
19-03-2020
Answer:
a = 20
Step-by-step explanation:
7a + 2a + a − 9a = 20
Combine like terms
10a -9a = 20
a =20
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