How do you solve the following problem?

29. Alex walks from village A and Bob walks from village B toward each other starting

at the same time. They meet in 8 hours. If each person increases the speed by 2 km per

hour, they will meet at the point 3 km away from the middle of the distance AB in 6

hours. What is Alex’s speed if he walks faster than Bob? Express your answer as a

decimal to the nearest tenth.