MGSE9-12.G. GPE.5
3) Explain how to prove EACH of the following with coordinate:
a. Two lines are perpendicular.
b. Two lines are parallel.
c. Two line segments are congruent.

Simplify the expression. -2/5(10+15m-20n)

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done

You went to a restaurant and spent $53.25 on the meal. there was a 6% sales tax. what was the amount of money, not including a tip, you spent at the restaurant?