in scientific notation, 6,299,000,000 = 6.299 × 10^x. what is the value of x?

in scientific notation, 6,299,000,000 = 6.299 × 10^x. what is the value of x?
Answer
Explanation:
Step1: Count decimal - places moved
To convert 6299000000 to 6.299, we move the decimal point 9 places to the left. $6299000000 = 6.299\times10^{9}$
Answer:
9