Answer:
The price of the dinners including the tax is $86
Explanation:
Let the total price of the dinners without tax be x
Tax rate = 7.5%
So,Amount of tax =
![7.5\%x=(7.5)/(100)x](https://img.qammunity.org/2021/formulas/mathematics/high-school/v34x9tleesimrtnmdq78bi8mpyn41s7opi.png)
We are given that The tax was $6.
So,
![(7.5)/(100)x=6](https://img.qammunity.org/2021/formulas/mathematics/high-school/ftf65tiag97gyxa9pzp0nt80evipmhfm6i.png)
![x=(6 * 100)/(7.5)](https://img.qammunity.org/2021/formulas/mathematics/high-school/nx4fjxvnl7zy7phy6ayj9efo4u2ex84etx.png)
x=80
So, Cost including tax = 80+6=$86
Hence The price of the dinners including the tax is $86