Help please

1. Virginia is buying carpet for two square rooms. One room is 3 yards wider than the other. If she needs 45 square yards of carpet, then what are the dimensions of each room?

2. Jane works due north of home. Her husband Juan works due east. They leave for work at the same time. By the time Jane is 7 miles from home, the distance between them is one mile more than Juan's distance from home. How far from home is Juan?