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Algebraic Expression And Equations
Test Description: This game aims to review the lessons Algebraic expressions and equations for grade 7 learners.
Instructions: Answer all questions to get your test result.
1) Which of the following is not a monomial:
A
xy
B
z^7/7
C
3x^5
D
x + y
2) The equation: 2x-3=4+2(x-1) has:
A
One solution
B
Many solutions
C
No solution
D
Two solutions
3) If x = -1 then the numerical value of 3x(x-2) is:
A
-9
B
-6
C
9
D
6
4) 6 - (x-3) + (3 - 2y) =
A
6 – x + 2y
B
6 + x – 2y
C
12 – x – 2y
D
6 – x - 2y
5) Which of the following monomials are similar:
A
5x and x^5
B
-3xyz and +3xyz
C
-7x^2 y and -7xy^2
D
3xy and (3xy)(3xy)
6) The solution of the equation: 5(x-4)-3=2x-(1-x) is:
A
11
B
7
C
-3
D
12
7) The common factor of: 3x^(5 ) and 6x^2
A
3x
B
3x^2
C
3
D
x^2
8) 〈x- y 〉^(2 )=
A
x^2- y^2
B
x^2-2xy- y^2
C
x^2-2xy+ y^2
D
x^2+y^2
9) ( x + y)(x - y)
A
x^2+ y^2
B
x^(2 )- y^2
C
2x + 2y
D
2x – 2y
10) 2x^3 y+10x^2 y^3=
A
2x^2 y(x+5y^2)
B
2(x^3 y+x^2 y^3)
C
2x^2 y^3 (y+5x )
D
2x^2 y(x^2+5y^3)
*select an answer for all questions
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