Question

The average time it takes to build a car in the u.s. is 24.9 hours . this is 8.1 hours longer that the average time it takes o build a car in japan. write and solve an equation to find how many hours is needed to build a car in japan

Answer 1

24.9-8.1 = 16.8
X-Y= hours needed to build car in Japan
X is the average time it takes to build cars in the u.s.
Y is the time it takes longer