I have 15 minutes please hurry

What does x = in this equation x+3+2x=x+5

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?

Which graph represents the same relation is the sa which graph represents the same relation as the set {(-3-2)}