Sydney wrote the equation y+1=12(x−3). y+1=1/2(x−3)
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Explain her error and then write the correct equation in point-slope form.

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?