27rmilam
27rmilam
18-03-2021
Mathematics
contestada
if x equals 3 what is 7x to the second power+ 2x
Respuesta :
wergompol23869
wergompol23869
18-03-2021
Answer:
447
Step-by-step explanation:
7x = 21
2x = 6
21^2+6
441 + 6
447
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