Question 1

Graph the inequality. $$y > 2 x - 3$$

Accepted Answer

The answer of Graph the inequality. \[y > 2 x...

Question 2

Andrea is on a business trip and must rent a car for the day. The car rental agency has the following options on the car she wants to rent: Option A: $40 per day plus $0.40 per mile; Option B: Flat $80 with unlimited mileage.  Which Line, I or II, is a graph of Option A? How do you know?

Accepted Answer

The answer of Andrea is on a business trip and...

Question 3

Find the price that maximizes the profit if the demand for a product varies from 100 at a price of $800 each to 400 at a price of $200 each. Also, 100 could be supplied at a price of $500 each, whereas 900 could be supplied for $1,300 each. Assume that supply and demand are linear. 
$__________

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Question 4

Is $( - 2,0 )$ a solution to the inequality $$y > - 2 x - 2$$ ? Use the given graph of the inequality to answer the question.

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Question 5

Solve the system by graphing. $$\left\{ \begin{array} { l } 
3 x - y = - 3 \
3 x + y = 9
\end{array} \right.$$  Enter your answer as an ordered pair, $( x , y )$ .

Accepted Answer

The answer of Solve the system by graphing. \[\left\{ \begin{array}...

Question 6

Decide whether the graph of each linear inequality includes the boundary line. Answer yes or no . $y > - x$ __________ $2 x - 5 y \geq - 3$ __________

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Question 7

When graphing a line, you only need to find and connect two points.

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Question 8

Is $( 2,4 )$ a solution to the system $\left\{ \begin{array} { l } 
x + y = 6 \
2 x + y = 8
\end{array} \right.$ ? Use the given graph of the system to answer the question.

Accepted Answer

The answer of Is $( 2,4 )$ a solution to...

Question 9

Solve the system by graphing. $$\left\{ \begin{array} { l } 
x + y = 5 \
x - y = 3
\end{array} \right.$$  Enter your answer as an ordered pair, $( x , y )$ .

Accepted Answer

The answer of Solve the system by graphing. \[\left\{ \begin{array}...

Question 10

The test point (0, 0) __________ ( does or does not ) satisfy the given inequality. $3 y - 5 x > 4$

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Question 11

Is $( 6,0 )$ a solution to the system $\left\{ \begin{array} { l } 
x - 3 y = 6 \
x + y = - 2
\end{array} \right.$ ? Use the given graph of the system to answer the question.

Accepted Answer

The answer of Is $( 6,0 )$ a solution to...

Question 12

Every parabola opens upward.

Accepted Answer

The answer of Every parabola opens upward....

Question 13

Graph the inequality. $$y \leq 4$$

Accepted Answer

The answer of Graph the inequality. $$y \leq 4$$ ...

Question 14

Graph the inequality. $$y \leq - x + 3$$

Accepted Answer

The answer of Graph the inequality. \[y \leq - x...

Question 15

When graphing a parabola, you only need to find and connect two points.

Accepted Answer

The answer of When graphing a parabola, you only need...

Question 16

Suppose you can rent a pressure washer for $7.00 per hour or $63.00 per day. 
Determine the equations for each option and graph them on your own paper. From the graph, estimate the number of hours for which both rates are the same. 
__________ hours

Accepted Answer

The answer of Suppose you can rent a pressure washer...

Question 17

Solve the system by graphing. $$\left\{ \begin{array} { l } 
x - y = - 10 \
y = 2 x + 12
\end{array} \right.$$  Enter your answer as an ordered pair, $( x , y )$ .

Accepted Answer

The answer of Solve the system by graphing. \[\left\{ \begin{array}...

Question 18

Andrea is on a business trip and must rent a car for the day. The car rental agency has the following options on the car she wants to rent: Option A: $50 per day plus $0.60 per mile; Option B: Flat $75 with unlimited mileage.  Which option is cheaper if she expects to drive 30 miles? Option __________ (A or B)

Accepted Answer

The answer of Andrea is on a business trip and...

Question 19

Is $( 0 , - 2 )$ a solution to the inequality $y \leq \frac { 1 } { 2 } x + 1$ ? Use the given graph of the inequality to answer the question.

Accepted Answer

The answer of Is $( 0 , - 2 )$...

Question 20

The test point $( - 4,2 )$ __________ ( does or does not ) satisfy the given inequality. $$2 x > 4 y$$

Accepted Answer

The answer of The test point $( - 4,2 )$...

Quiz 11: Graphs

Graph the inequality. $y > 2 x - 3$

Andrea is on a business trip and must rent a car for the day. The car rental agency has the following options on the car she wants to rent: Option A: $40 per day plus $0.40 per mile; Option B: Flat $80 with unlimited mileage. Which Line, I or II, is a graph of Option A? How do you know?

Find the price that maximizes the profit if the demand for a product varies from 100 at a price of $800 each to 400 at a price of $200 each. Also, 100 could be supplied at a price of $500 each, whereas 900 could be supplied for $1,300 each. Assume that supply and demand are linear. $__________

Is $( - 2,0 )$ a solution to the inequality $y > - 2 x - 2$ ? Use the given graph of the inequality to answer the question.

Decide whether the graph of each linear inequality includes the boundary line. Answer yes or no . $y > - x$ $2 x - 5 y \geq - 3$

When graphing a line, you only need to find and connect two points.

The test point (0, 0) __________ ( does or does not ) satisfy the given inequality. $3 y - 5 x > 4$

Every parabola opens upward.

Graph the inequality. $y \leq 4$ $Graph the inequality. y \leq 4$

Graph the inequality. $y \leq - x + 3$ $Graph the inequality. y \leq - x + 3$

When graphing a parabola, you only need to find and connect two points.

Suppose you can rent a pressure washer for $7.00 per hour or $63.00 per day. Determine the equations for each option and graph them on your own paper. From the graph, estimate the number of hours for which both rates are the same. __________ hours

Is $( 0 , - 2 )$ a solution to the inequality $y \leq \frac { 1 } { 2 } x + 1$ ? Use the given graph of the inequality to answer the question. $Is ( 0 , - 2 ) a solution to the inequality y \leq \frac { 1 } { 2 } x + 1 ? Use the given graph of the inequality to answer the question.$

The test point $( - 4,2 )$ __________ ( does or does not ) satisfy the given inequality. $2 x > 4 y$

Quiz 11: Graphs

Graph the inequality. y>2x−3y > 2 x - 3y>2x−3

Andrea is on a business trip and must rent a car for the day. The car rental agency has the following options on the car she wants to rent: Option A: $40 per day plus $0.40 per mile; Option B: Flat $80 with unlimited mileage. Which Line, I or II, is a graph of Option A? How do you know?

Find the price that maximizes the profit if the demand for a product varies from 100 at a price of $800 each to 400 at a price of $200 each. Also, 100 could be supplied at a price of $500 each, whereas 900 could be supplied for $1,300 each. Assume that supply and demand are linear. $__________

Is (−2,0)( - 2,0 )(−2,0) a solution to the inequality y>−2x−2y > - 2 x - 2y>−2x−2 ? Use the given graph of the inequality to answer the question.

Solve the system by graphing. {3x−y=−33x+y=9\left\{ \begin{array} { l } 3 x - y = - 3 \\3 x + y = 9\end{array} \right.{3x−y=−33x+y=9​ Enter your answer as an ordered pair, (x,y)( x , y )(x,y) .

Decide whether the graph of each linear inequality includes the boundary line. Answer yes or no . y>−xy > - xy>−x __________ 2x−5y≥−32 x - 5 y \geq - 32x−5y≥−3 __________

When graphing a line, you only need to find and connect two points.

Is (2,4)( 2,4 )(2,4) a solution to the system {x+y=62x+y=8\left\{ \begin{array} { l } x + y = 6 \\2 x + y = 8\end{array} \right.{x+y=62x+y=8​ ? Use the given graph of the system to answer the question.

Solve the system by graphing. {x+y=5x−y=3\left\{ \begin{array} { l } x + y = 5 \\x - y = 3\end{array} \right.{x+y=5x−y=3​ Enter your answer as an ordered pair, (x,y)( x , y )(x,y) .

The test point (0, 0) __________ ( does or does not ) satisfy the given inequality. 3y−5x>43 y - 5 x > 43y−5x>4

Is (6,0)( 6,0 )(6,0) a solution to the system {x−3y=6x+y=−2\left\{ \begin{array} { l } x - 3 y = 6 \\x + y = - 2\end{array} \right.{x−3y=6x+y=−2​ ? Use the given graph of the system to answer the question.

Every parabola opens upward.

Graph the inequality. y≤4y \leq 4y≤4

Graph the inequality. y≤−x+3y \leq - x + 3y≤−x+3

When graphing a parabola, you only need to find and connect two points.

Suppose you can rent a pressure washer for $7.00 per hour or $63.00 per day. Determine the equations for each option and graph them on your own paper. From the graph, estimate the number of hours for which both rates are the same. __________ hours

Solve the system by graphing. {x−y=−10y=2x+12\left\{ \begin{array} { l } x - y = - 10 \\y = 2 x + 12\end{array} \right.{x−y=−10y=2x+12​ Enter your answer as an ordered pair, (x,y)( x , y )(x,y) .

Is (0,−2)( 0 , - 2 )(0,−2) a solution to the inequality y≤12x+1y \leq \frac { 1 } { 2 } x + 1y≤21​x+1 ? Use the given graph of the inequality to answer the question.

The test point (−4,2)( - 4,2 )(−4,2) __________ ( does or does not ) satisfy the given inequality. 2x>4y2 x > 4 y2x>4y

Graph the inequality. $y > 2 x - 3$

Is $( - 2,0 )$ a solution to the inequality $y > - 2 x - 2$ ? Use the given graph of the inequality to answer the question.

Decide whether the graph of each linear inequality includes the boundary line. Answer yes or no . $y > - x$ $2 x - 5 y \geq - 3$

The test point (0, 0) __________ ( does or does not ) satisfy the given inequality. $3 y - 5 x > 4$

Graph the inequality. $y \leq 4$ $Graph the inequality. y \leq 4$

Graph the inequality. $y \leq - x + 3$ $Graph the inequality. y \leq - x + 3$

Is $( 0 , - 2 )$ a solution to the inequality $y \leq \frac { 1 } { 2 } x + 1$ ? Use the given graph of the inequality to answer the question. $Is ( 0 , - 2 ) a solution to the inequality y \leq \frac { 1 } { 2 } x + 1 ? Use the given graph of the inequality to answer the question.$

The test point $( - 4,2 )$ __________ ( does or does not ) satisfy the given inequality. $2 x > 4 y$