Answer:
450
Step-by-step explanation:
Step-by-step explanation:
x2^+8x=-20
9x^2=20
x^2=20-9
x^2=11
√x^2=√11
x=√11
Answer:
13.2
Step-by-step explanation:
Answer:
10635
Step-by-step explanation:
Honestly, I dunno. I just added it.
Answer:
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