Question

Given the equation 6x + 18 = 72:

Part A: Write a short word problem about a purchase made to illustrate the equation. (6 points)

Part B: Solve the equation showing all work. (4 points)

Part C: Explain what the value of the variable represents. (2 points)

Answer 1

Part A: John is buying books and pens. He bought 6 pens and the total cost was 72 dollars. How much did he spend on books? Part B: 6x + 18 = 72 6x = 54 x = 9 Part C: The value of the variable represents the amount of money spent on books, which is 9 dollars.