I need help on my math test

What is the equation of a line that passes through points (0, 4) and (-4,-8)?

Triangle dog was rotated to create triangle d'o'g'. describe the transformation using details and degrees.

Carla is saving money for a trip this summer. she already has some money in her savings account and will add the same amount to her account each week. at the end of 2? weeks, carla has? $130. at the end of 8? weeks, she has? $280. write a linear function in the form y=mx+b to represent the amount of money m that carla has saved after w weeks.