Writing & Solving Multi-Step Equations

The video game challenge: Ethan's team scored 25 points. If he scored 5 points less than twice the points his teammate, Chloe, scored, how many points did Chloe score?

Let x = the number of points Chloe scored

Which word problem below could be used to model this equation?

The baking dilemma: You have 36 cookies to bake. You already baked 12, and the rest need to be put on baking sheets that hold 8 cookies each. How many more baking sheets do you need?

Let x = # of baking sheets you need

Which equation below could be used to model this situation?

The concert t-shirts: A concert venue sells t-shirts for $15 each. They also sell a limited edition t-shirt for $25. If the venue sold 8 of the limited edition t-shirts and their total sales from t-shirts were $410, how many of the regular t-shirts did they sell?

Let x = # of regular edition t-shirts they sell.

8(​​ (a)   ) +​ (b)   ​ (c)   =​ (d)