Answer:
62
Step-by-step explanation:
To find the mean, add the numbers together and divide the sum by the total amount of numbers.

Answer:
7.591 x 10^10
Step-by-step explanation:
You have to move the decimal point over until you have a number under 10 and also the number of times you had to move the decimal point at the end of the number over is your exponent for 10
6x=18 (2x+5) x=6x+15. x-15=6x 5x=15 x=3
Answer:
6x+2-1x+5=42
Step-by-step explanation:
He drives 62 miles per hour.
And yes, you are right, (496 miles after 8 hours)