Linear equations (two variables)

temperature

Write an equation to represent this situation. Samantha sends 616 texts every day. Use d for days and t for texts. Do not use capital letters or spaces when you put your answer in.

(a)  

Solve for y:

y + 3x = x² + 5

Write an equation:

Katelyn has 4 boxes of cookies. Every day she goes to the store and buys 2 more. Let x represent amount of days and let y represent the number of boxes Katelyn has.

What letter name do we give to the independent variable?

The police close down a highway to clean up an accident so a line forms at the nearest exit. When the police initially create the detour, the number of cars in line is 5. The line then increased at a rate of 6 cars per minute.

Which of the following equations represents the number of cars in line, y, when x minutes have passed?

The table shows the number of dollars that Zion has saved. Which equation describes the relationship between months (m) and dollars (d)?

What is the dependent quantity in the scenario?

Which equation best represents d, the amount charged in dollars, after t hours, the amount of time worked in slope intercept form?