The robotics club is selling shirts for a fundraiser. They have purchased a box of shirts for $400 at $5 per shirt. To promote their fundraiser, they have also spent $60 on advertising.

80x-460=300

80x=760

Step-by-step explanation:

In order to know which equation is best, you have to add the total expenses the robotics club had.

Expenses:

Let's add: $400 + $60 = $460

Next, you have to know how many of the shirts were purchased.

Now, let's compute.

or

This means that the robotics club has to sell the shirts at $9.5 each in order to have a $300 profit.

why do wages differ across industries

step-by-step explanation :

micro economists are concerned with economics on an industry or individual firm basis.

macro economists are concerned with national and international level