# G8 Math Quiz

## Quiz by Mico Opama

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- Q1
Simplify the expression 3x + 2y - 4z when x=2,y=5,and z=3.

7

-7

-9

9

30s - Q2
Which of the following is an equivalent expression to 5(x + 2) -3x?

8x+10

2x+8

2x+10

8x+2

30s - Q3
Evaluate the expression 2(3x - 4) + 5x when x =1.

5

9

7

11

30s - Q4
Simplify the expression 2x² - 3x + 4x² - 5 when x=2.

27

-27

-19

19

30s - Q5
Which of the following expressions is equivalent to 4(x - 3) + 2(2x + 1)?

8x - 2

6x - 8

6x - 2

8x - 8

30s - Q6
Solve the equation 3(2x - 1) = 15.

x = 4

x =5

x= 2

x = 3

30s - Q7
Simplify the expression 2(x + 3) + 3(2x - 4) - 5x.

-5x + 10

-3x + 10

-3x + 2

-5x + 2

30s - Q8
Solve the equation 4x + 7 = 23.

x = 7

x = 5

x = 6

x = 4

30s - Q9
Evaluate the expression 3(x - 2)² when x = 4.

24

24

48

36

30s - Q10
Simplify the expression 2(3x - 4) - 5(2x + 1) + 3.

-7x - 4

-5x - 10

-7x - 10

-5x - 4

30s