HELP PLEASE: Brianne Kendra lives in a state that has a 7% sales tax. If c represents the cost of an item and t represents the tax on the item, which equation expresses the relationship between these two variables? ​

HELP PLEASE Brianne Kendra lives in a state that has a 7 sales tax If c represents the cost of an item and t represents the tax on the item which equation expre class=