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Mathematics

8th Grade

Understanding Expressions and Equations
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5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Consider the expression 4x2−3x+74x^2 - 3x + 7 . Identify the coefficient of the xx term.

4

-3

7

0

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Solve the linear equation 5x+8=2x+145x + 8 = 2x + 14 .

x=2x = 2

x=−2x = -2

x=3x = 3

x=−3x = -3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the expression 6x2−4x+96x^2 - 4x + 9 , identify the terms.

6x26x^2 , −4x-4x , 99

6x6x , −4-4 , 99

66 , x2x^2 , −4x-4x , 99

6x26x^2 , 4x4x , −9-9

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Solve the linear equation 7x−5=3x+117x - 5 = 3x + 11 .

x=4x = 4

x=−4x = -4

x=2x = 2

x=−2x = -2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identify the factors in the expression 2(x−3)(x+5)2(x - 3)(x + 5) .

22 , x−3x - 3 , x+5x + 5

2x2x , −3-3 , 55

22 , xx , −3-3 , 55

2x2x , x−3x - 3 , x+5x + 5

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