Combine as indicated by the signs. 4+a/a-3 + 4/5

The ratio of blue cards to green cards is 2 to 5. there are 8 blue cards. complete the diagram and explain how you can find the number of green cards.

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year