Question

8th grade Algebra word problem

(scientific notation)

in space, distances between objects may be measured in light years. a light year is the distance light travels in one year, approximately 5.9*10^12 miles. the star is about 8.9 light year from earth. about how many miles is the star from earth?

Answer 1

See explanation

Explanation:

( unit 1 ) multiplied by ( unit 2 )

(5.9*10^12) multiplied by 8.9
52.51*10^12 or 5.251*10^13 or 52,510,000,000,000