Answer:
x value is 10 as per as the question its value is 10
Answer:
orangeeeeeee
Step-by-step explanation:
This is pretty easy.
An exponent in this case shows how many zeros there should be, or how many places the decimal place be moved to the right (left if exponent's negative).
1. 42,000,000
2. 80
3. 3 x 
4. 7 x 
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