I need this Simplify (7)(-6).

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

To prove that def ~ gfh by the sss similarity theorem using the information provided in the diagram, it would be enough additional information to know that

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?