System of Linear Equations One Solution or No Solution

Graphing

BELL-RINGER QUESTION

Graph the given linear equation on the coordinate plane provided.

$$y=-\frac{1}{4}x-3$$

Multiple Choice

UNIT 4 QUIZ PART 1 - #5 (73% Correct)

Which situation can be represented by this equation?

340 + 5x = 650 – 8x

• Sierra has a bucket that originally contained 340 fl oz of water and is being filled at a rate of 5 fl oz per minute. Brian has a bucket that originally contained 650 fl oz of water and is being drained at a rate of 8 fl oz per minute.

• Sierra started with savings of $340 and spends $8 of her savings every week. Brian started with savings of $650 and adds $5 to his savings every week.

• Sierra started with 340 cans of food for a food drive. She collects 5 more cans every day. Brian started with 650 cans of food for the food drive. He collects 8 more cans every day.

• Sierra earns 345 points on each level of a video game. Brian earns 642 points on each level of the same video game.

Drag and Drop

UNIT 4 QUIZ PART 1 - #3 (64% Correct)

Jorge and Victoria have just been hired for a new job. The following information describes both their annual salary and pay rate increase.



Jorge has a new job and earns a salary of $45,000.

​ Victoria has a new job and earns a salary of $54,000.

Jorge will receive a salary increase of $2,500 per year while Victoria will be receiving a salary increase of $1,500 per year.



Drag and drop the correct terms of the expressions for Jorge (left of equal sign) and Victoria (right of equal sign) to write a linear equation.

​

Placeholder

​

Placeholder

​= ​

Placeholder

​

Placeholder

Drag these tiles and drop them in the correct blank above

$45,000

+ $2,500x

$54,000

+ $1,500x

- $45,000

- $2,500x

$54,000x

$45,000x

- $54,000

- $1,500x

Multiple Choice

UNIT 4 QUIZ PART 1 - #2 (27% Correct)

Ruby is helping to order trophies for her school's cheer squad but can't decide between two companies for ordering.

 

Rewards-R-Us charges $3.50 for each trophy and a one-time engraving fee of $25.

Celebration Town charges $7.50 for each trophy and a one-time engraving fee of $17.

 

Which inequality can be used to find x, the number of trophies that can be ordered so that the total charge at Rewards-R-Us could exceed the total charge at Celebration Town?

• 3.50x +25 < 7.50x +17

• 3.50x +25 > 7.50x +17

• 3.50x +25 < 7.50x +17

• 3.50x +25 > 7.50x +17

Math Response

UNIT 4 QUIZ PART 1 - #1 (36% Correct)

In their science class Luis and Isaac will be conducting an experiment that requires two aquariums.

 

Aquarium I contains 4.6 gallons of water and Louise will begin filling it at a rate of 1.2 gallons per minute.

Aquarium II contains 54.6 gallons of water and Isaac will begin draining it at a rate of 0.8 gallon per minute.

In how many minutes, x, will both aquariums contain the same amount of water?

Type answer here

Correct Answer: 25

Deg^°

Rad

Math Response

Exit Ticket TEK: 8.9A

Cesar has saved all of his allowance for a year to pay for guitar lessons from his friend Kira and has a total of $550 in savings. Kira is starting to save and has $50 so far.  Each week Cesar will pay Kira $25 for a guitar lesson and Kira will save the money in her savings account.

How much will both Cesar and Kira have in their savings account when the balance amounts are equal?

Type answer here

Correct Answer: 300

Deg^°

Rad