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Assuming you meant 5.4 × 10³, then it is 5400. Just move the decimal place 3 times, resulting in 5400. To put it better next time, put it like 5.4×10^3 to avoid confusion.
Answer:
57
Step-by-step explanation:
12 and -5 12x-5=-10 and 12-5= 7
Answer:
10b=120
Step-by-step explanation:
b=12