Linear equations (two variables)

temperature

• independent

• dependent

Tags

CCSS.6.EE.C.9

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)  

Tags

CCSS.6.EE.C.9

Solve for y:

y + 3x = x² + 5

• y = x² + 3x + 5

• y = -2x² + 5

• y = 3x + 5

• y = x² - 3x + 5

Tags

CCSS.6.EE.C.9

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.

• y=4x-2

• y=2x+4

• y=4x+2

• y=2x-4

Tags

CCSS.6.EE.C.9

What letter name do we give to the independent variable?

• x

• y

• m

• b

Tags

CCSS.6.EE.C.9

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?

• $y\ =\ 5x\ +\ 6$

• $y\ =\ 5x\ -\ 6$

• $y\ =\ 6x\ +\ 5$

• $y\ =\ 6x\ -\ 5$

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Linear Word Problems

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

• $d\ =\ 6m\ +\ 50$

• $d\ =\ 50m\ +\ 6$

• $d\ =\ m\ +\ 6$

• $d\ =\ 50\ +\ 6^m$

Tags

CCSS.6.EE.C.9

What is the dependent quantity in the scenario?

• Number of Pizza Toppings

• Cost of Pizza

Tags

CCSS.6.EE.C.9

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

Tags

CCSS.6.EE.C.9

Tags

CCSS.6.EE.C.9