Passes through (4,2) and is vertical

the equation for the line would be x= 4

Step-by-step explanation:

vertical lines means that only the x axis will be crossed by the line

this means that if you have a point of a vertical line, you can take the x value in it to determine the equation

Alana needs to carve out a specific monthly budget for herself and keep to it. She could make use of the envelope method to do so. She has to work enough to earn at least $600 in one month, that would take care of her expenses (rent, food, transport etc) that come out to be $524.

Step-by-step explanation:

Alana needs to be more aware of her spending pattern, only then will she be able to save a certain amount of money on a monthly basis. Creating a cash flow statement will help her in this regard.