3.9 times 10 to the seventh power

Hey there!

3.9 times 10 to the seventh power is equivalent to the equation 3.9 ×

The seventh power indicates the amount of times the decimal moves to the right of 3.9, so that expression would be equivalent to 39,000,000.

Hope this helps!

4+n=5

step-by-step explanation:

this is because the four is four hours and the n represents the 1 extra hour over the weekend.

b= i'm srry i don't know that one.

4+n=5 n=1 because if vernon plays 5 hours a week then 4+1=5 hours.

hope this : )

5

step-by-step explanation: