The store sold 7 laptops in last week.
Step-by-step explanation
Suppose, the number of laptops the store sold in last week is
![x](https://img.qammunity.org/2019/formulas/mathematics/college/lhtxftojjkzsmo3o2h4ilq8naohracejui.png)
As each laptop cost $ 1,555 , so the total cost of
number of laptops will be:
dollar.
Given that, the store sold laptops worth a total of $ 10,885 in the last week. So the equation will be.....
![1555x= 10885\\ \\ x=(10885)/(1555)=7](https://img.qammunity.org/2019/formulas/mathematics/middle-school/48bxakp2z0l2zvaz0oao0arjmk0bt7ek1g.png)
So, the store sold 7 laptops in last week.