pleas help
Each month, a certain water company charges a service fee of $20 plus $1.50 per 100 cubic feet of water used. In addition, the company charges 7% tax on the two charges.
Which equation describes the relationship between y , the total of the charges and the tax, per month in dollars, and x , the number of cubic feet of water used that month?
![pleas helpEach month a certain water company charges a service fee of 20 plus 150 per 100 cubic feet of water used In addition the company charges 7 tax on the class=](https://us-static.z-dn.net/files/d30/09c3decd44c850c314d58943f5b7b484.png)