You spend $91 shopping for new clothes. You spend $24 for a pair of jeans and 35$ for a pair of shoe

You spend $91 shopping for new clothes. You spend $24 for a pair of jeans and 35$ for a pair of shoes. You also buy 4 shirts that cost d dollars. How much is each shirt?

Subtract the cost of the jeans and shoes to get the cost of the shirts:
Cost of shirts = Shopping Spend - Cost of Jeans - Cost of Shoes
Cost of shirts = $91 - $24 - $35
Cost of shirts = $32

We're given the cost of each shirt is s, and we bought 4 shirts. Therefore, we have:
4s = 32

Type this equation into the search engine, and we get the cost of each shirt s = $8