Help me with these answers and please number which question you’re doing so I don’t get confused

7a:

7b:

Step-by-step explanation:

If we have two systems of equations, we need to find the value that satisfies both expressions.

To solve this, we can make one expression equal to the other.

The first expression will be , since there is a flat fee of 40$ and you're charged 60$ per month.

The second expression will be as there is no flat fee and you are charged 80$ per month.

So we have the equation .

To solve for this equation, we want to isolate m on one side.

Let's subtract 60m from both sides:

Now let's divide both sides by 20:

Hope this helped!

the highest percentage for deaths in construction from highest to lowest is as follows: falls, struck by objects, electrocution, and caught-in/between. these four are collectively known as fatal four.

in the case of falls, the type that is responsible for the overall highest death in the category is falls from roofs.

6x = 48

i hope this . 6 cards each and a total of $48. dvide each side by 6 and you will have your answer.