Ashopper purchased 8 t-shirts and 5 pairs of pants for $220. the next day he purchased 5 t-shirts and 1 pair of pants for $112. how much does each t-shirt and each pair of pants cost?

How do you solve a question like this?

Maci and i are making a small kite. two sides are 10". two sides are 5". the shorter diagonal is 6". round all your answers to the nearest tenth. 1. what is the distance from the peak of the kite to the intersection of the diagonals? 2. what is the distance from intersection of the diagonals to the top of the tail? 3. what is the length of the longer diagonal?

Write 37/22 as a decimal rounded to the nearest hundredth.