Quiz about Algebra Skills Review Practice

Question 1

Solve: x + 3x - 2x = 12

Accepted Answer

6

Answer

2

Answer

-2

Answer

-6

Question 2

2x - 3 + 4x = 27

Accepted Answer

5

Answer

12

Answer

4

Answer

15

Question 3

Simplify
2(4k + 7)

Accepted Answer

8k+14

Answer

4k-9

Answer

4K+9

Answer

8k-14

Question 4

8v - 4(v + 8) = 8

Accepted Answer

10

Answer

2

Answer

4

Answer

-4

Question 5

Find the Error
What error did the student make when solving the equation:
1/5x + 6 = 3/5x + 5
1x + 6 = 3x + 5
-2x + 6 = 5
-2x = -1
x = 1/2

Accepted Answer

The student did not multiply all terms by the common denominator

Answer

The student found an incorrect common denominator

Answer

The student did not use opposite operations appropriately

Answer

The student did not correctly eliminate the variable from one side of the equation

Question 6

5x - 14 = 8x + 4

Accepted Answer

-6

Answer

6

Answer

-18/13

Answer

10/3

Question 7

Solve:

Accepted Answer

-5

Answer

6

Answer

5

Answer

6

Question 8

3x - 5 = 5x + 11

Accepted Answer

-8

Answer

8

Answer

4

Answer

-4

Question 9

Solve for x and y
3x + 2y = 16
7x + y = 19

Accepted Answer

(2,5)

Answer

(-2,5)

Answer

(-2,-5)

Answer

(2,-5)

Question 10

2x - y = 0

4x - y = 0

Accepted Answer

Answer

Answer

No Solutions

Answer

Infinite Solutions

Question 11

The equations of two lines are:
2x-y=4 and y=-2x+8.
What is the value of x in the solution for this system?

Accepted Answer

x=3

Answer

x=8

Answer

x=11

Answer

x=5

Question 12

Solve:
3x + 2y = 16
7x + y = 19

Accepted Answer

(2,5)

Answer

(-2,5)

Answer

(-2,-5)

Answer

(2,-5)

Question 13

Solve the following system:
x - y = 6
2x + y = 0

Accepted Answer

(2, -4)

Answer

(2, 4)

Answer

(-6, -12)

Answer

(12 , 6)

Question 14

Solve the following system:
3x - 9y = 0
-x + 3y = -3

Accepted Answer

No solution

Answer

0 = -9

Answer

(0, -9)

Answer

(-9, 0)

Question 15

Which of the following amount of solutions can a system of equations NOT have?

Accepted Answer

2

Answer

1

Answer

0

Answer

Infinitely many

Question 16

Solve

Accepted Answer

-4, 2

Answer

-2, 4

Answer

-16

Answer

-4

Question 17

Solve:
2x² + 11x - 6 = 0

Accepted Answer

1/2 and -6

Answer

6 and -1/2

Answer

2 and -6

Answer

11

Question 18

Solve the quadratic equation

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 19

Solve:
3x² - 36x = 39

Accepted Answer

13 or -1

Answer

6 or -6

Answer

1 or -13

Answer

36 or -39

Question 20

Solve:
x² + 6x - 27 = 0

Accepted Answer

3 or -9

Answer

9 or -3

Answer

6 or -6

Answer

27 or -3

Question 21

Question 21.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Algebra Skills Review Practice

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