This has 4 parts so if you're not up to it then it's fine. Thank you.

A new accessory, the Laser Saber, has sales equal to 1.5 times the difference of the number of Invisible Shields and X-Ray Vision Glasses.
Part A: Write an expression to represent the number of Laser Sabers sold.
Part B: How would you write an equivalent expression for the sales in simplified form? Explain
Part C: Add the expression to find the total number of all four accessories sold.
Part D: If the toy store sold 78 of the latest action figures, how many accessories did it sell? Explain.

See explanation

Step-by-step explanation:

A toy store sells accessories to go with the latest action figure. The store projects that it will sell a certain number of accessories for every box of a dozen action figures it orders. Let d represent one box of a dozen action figures.

The table below represents the actual number of each accessory sold per box of action figures.

A new accessory, the Laser Saber, has sales equal to 1.5 times the difference of the number of Invisible Shields and X-Ray Vision Glasses.

Part A. The number of Laser Sabers:

Part B. Simplify previous expression:

Part C. Add all numbers:

Part D. If the toy store sold 78 of the latest action figures, then they sold

dozens and

square root of 36/6 = 2.449489743

square root of 16/6 = 1.632993162

square root of 6 = 2.449489743

the answer is square root of 16/6 because the square root of 36/6 is the same answer as square root of 6 = 2.449489743