Question

a man has 260watches. he sells watches everyday. write an algebraic expression to show that number of watches he would left after t weeks

Answer 1

After t weeks,only (7t-260) watches left

Answer 2

A week has 7 days meaning ever week he sells 7 watches.

There are t weeks that he sold the watches.

Each week he sells 7 meaning after t weeks he will have sold 7 × t=7t watches.

The remaining watches are :

260-7t