Quiz about Algebra 1A 2nd Semester Final Exam

Question 1

What is the ordered pair for Point A?

Accepted Answer

(-6, 7)

Answer

(7, -6)

Answer

(0, 7)

Answer

(-5, 7)

Question 2

Distribute:

$$-3(x-4)$$

Accepted Answer

-3x + 12

Answer

-3x - 4

Answer

3x - 12

Answer

-3x - 1

Question 3

Write the word sentence as an inequality:

One plus a number y is no more than -13.

Accepted Answer

$$1+y\le-13$$

Answer

$$1+y\ge-13$$

Answer

$$1+y>-13$$

Answer

$$1+y<-13$$

Question 4

Solve:

$$8m-9>71$$

Accepted Answer

m > 10

Answer

m < 1

Answer

m > 1

Answer

m > -10

Question 5

Evaluate:

$$3\left(6\ -\ 3\right)\ +\ 4\cdot3\ -\ 8$$

Accepted Answer

13

Answer

-5

Answer

20

Answer

-8

Question 6

Solve:

$$\frac{x-6}{4}=2$$

Accepted Answer

14

Answer

8

Answer

2

Answer

10

Question 7

In the equation, y = mx + b, the letter b is the ___________.

Accepted Answer

y-intercept

Answer

x-intercept

Answer

slope

Answer

origin

Question 8

What is the slope of the equation?

$$y=-3x+4$$

Accepted Answer

-3

Answer

3

Answer

4

Answer

0

Question 9

Which is the graph of $$y=-x+2$$ ?

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 10

What type of slope does the graph have?

Accepted Answer

Zero

Answer

Negative

Answer

Positive

Answer

Undefined

Question 11

Find f(2)

(What is y when x = 2?)

Accepted Answer

5

Answer

0

Answer

2

Answer

3

Question 12

Find the slope of the line.

Accepted Answer

$$4$$

Answer

$$\frac{1}{4}$$

Answer

$$-\frac{1}{4}$$

Answer

$$-4$$

Question 13

Find the slope of the line that passes through these two points:

(0, -2) and (3, -4)

Accepted Answer

$$-\frac{2}{3}$$

Answer

$$\frac{2}{3}$$

Answer

$$\frac{3}{2}$$

Answer

$$-\frac{3}{2}$$

Question 14

What is the equation of a line with a slope of 4 and a y-intercept of 2?

Accepted Answer

$$y=4x+2$$

Answer

$$y=-4x+2$$

Answer

$$y=-2x+4$$

Answer

$$y=2x+4$$

Question 15

What is the equation of a line when m = -3 and b = 5?

Accepted Answer

$$y=-3x+5$$

Answer

$$y=5x+3$$

Answer

$$y=-3x-5$$

Answer

$$y=-5x-3$$

Question 16

What is the equation by looking at this graph?

Accepted Answer

$$y=x+2$$

Answer

$$y=x+3$$

Answer

$$y=2x+2$$

Answer

$$y=-x+2$$

Question 17

The slopes of parallel lines are...

Accepted Answer

the same

Answer

always different

Answer

opposites & reciprocals

Question 18

Are these two lines parallel, perpendicular or neither?

$$y=-\frac{1}{3}x-5$$

$$y=\frac{1}{3}x+2$$

Accepted Answer

Neither

Answer

Parallel

Answer

Perpendicular

Question 19

What is the equation of the graphed line?

Accepted Answer

x = 3

Answer

y = 3

Answer

y = 3x

Answer

x = 3y

Question 20

Solve for x:

$$8x-10=-34$$

Accepted Answer

-3

Answer

4

Answer

3

Answer

-24

Question 21

Solve:

$$3(x-2)=18$$

Accepted Answer

8

Answer

-8

Answer

-4

Answer

4

Question 22

Solve for r :

$$2r\ +\ 7\ =\ 4r\ -\ 13$$

Accepted Answer

10

Answer

8

Answer

-3

Answer

3.3

Question 23

What is the best first step to solve for n in the following equation?

$$3n-7=30$$

Accepted Answer

Add 7 to both sides

Answer

Divide both sides by 3

Answer

Subtract 7 from both sides

Answer

Multiply 3 and 7

Question 24

Find the error in the problem below:

$$19-2k=3k-1$$

+3k +3k

$$19+1k=-1$$

-19 -19

$$k=-20$$

Accepted Answer

They should have subtracted 3k instead of adding 3k.

Answer

They should add 19 instead of subtracting 19.

Answer

There is no error.

Question 25

What are the correct steps in solving the following equation:

$$5b-6=24$$

Accepted Answer

Add 6 to both sides and divide both sides by 5

Answer

Add 6 to both sides and multiply both sides by 5

Answer

Subtract 6 from both sides then multiply both sides by 5

Answer

Subtract 6 from both sides then divide both sides by 5

Question 26

A system of equations that looks like this has ....

Accepted Answer

Infinite Solutions

Answer

No solution

Answer

One Solution

Question 27

Which ordered pair that is NOT a solution of the system of inequalities?

Accepted Answer

(0, 0)

Answer

(2, 0)

Answer

(1, -1)

Answer

(4, -4)

Question 28

Solve the following system of equations:

$2x+3y=17$

$y=4x+1$

(You can use any method to solve, including desmos)

Accepted Answer

(1, 5)

Answer

(-1, -3)

Answer

(1, 3)

Answer

(2, 4)

Question 29

The sum of two numbers is 33.

The smaller number is 8 less than 7 times lager number.

Let x= the smaller number and y=the larger number.

Pick which system of equations follows this problem.

Accepted Answer

$$x=7y-8$$

$$x+y=33$$

Answer

$$x=8-7y$$

$$x+y=33$$

Answer

$$7x+8y=33$$

$$x+y=33$$

Answer

$$2+x=33$$

$$x=8y-7$$

Question 30

Pick the following inequality that relates to this graph:

Accepted Answer

$$y<-2x+2$$

Answer

$$y\le-2x+2$$

Answer

$$y>-2x+2$$

Answer

$$y\ge-2x+2$$

Question 31

What is the solution to the system?

Accepted Answer

(-1, 4)

Answer

(3, 0)

Answer

(4, 1)

Answer

(0, -1)

Question 32

Is (3,-4) a solution to this system?

Accepted Answer

NO

Answer

YES

Question 33

If a system of equations has no solution, what does the graph look like?

Accepted Answer

parallel lines

Answer

intersecting lines

Answer

skew lines

Answer

intersecting lines

Question 34

Which number is NOT a mean, median, mode, or range of the data set

4, 3, 15, 11, 3, 8, 7, 5 ?

Accepted Answer

11

Answer

3

Answer

6

Answer

12

Question 35

Find the Mean of this data set:

2, 7, 5, 10, 2, 11, 8, 4, 8, 3

Accepted Answer

6

Answer

2

Answer

8

Answer

9

Question 36

Find the Median

2, 7, 9, 12, 15, 17, 20

Accepted Answer

12

Answer

2

Answer

7

Answer

18

Question 37

Find the MODE

70, 75, 77, 79, 79, 80, 81, 81, 81, 83, 85

Accepted Answer

81

Answer

70

Answer

80

Answer

85

Question 38

Which expression is the simplified form of $$6x+5x$$ ?

Accepted Answer

$$11x$$

Answer

$$11$$

Answer

$$11x^2$$

Answer

None of these

Question 39

What is $$5m+7-2m+4m-15$$ ?

Accepted Answer

7m - 8

Answer

9m + 7

Answer

9m - 8

Answer

7m - 15

Question 40

Solve the inequality: $$-2(x+2)<14$$

Accepted Answer

$$x>-9$$

Answer

$$x<-5$$

Answer

$$x>-5$$

Answer

$$x<-9$$

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