The cost to mail a letter is a base charge of $0.42 plus $0.17 for each ounce. Write an equation that could be used to find how many ounces a letter that costs $0.93 weighs. (Let x represent the number of ounces.)

Respuesta :

Cost = .17x + .42
.93 = .17x + .42
X = 3

Answer:

0.42 + 0.17 x = 0.93

Step-by-step explanation: