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Expressions And Equations
Test Description: Unit 2
Instructions: Answer all questions to get your test result.
1) Which expression is equivalent to 2(x + 5)
A
2x + 10
B
2x + 5
C
2x + 15
D
2x + 3
2) Which is equivalent to 5(x + 3.5)?
A
17.5x
B
5x + 17.5
C
5x + 3.5
D
5x + 8.5
3) Which expression represents 5 less than the product of 3 and some number?
A
3a - 5
B
5 - 3a
C
5 - 3/a
D
3/a - 5
4) The area of a rectangle is 8x + 12. What could the width and length be?
A
4 and 2x + 3
B
8 and x
C
4 and 3
D
8 and x + 12
5) What is the constant in the expression 7y + 8x + 2 + x
A
2
B
8x
C
7y
D
+
6) What is the coefficient in the equation 2x + 8 + y
A
2
B
8
C
y
7) What is the variable in the equation 15d + x + 98 + 24y
A
15
B
24y
C
15d + x + 98 + 24y
D
d, x and y
8) Solve for n where n - 3.8 = 12.4
A
9.8
B
16.2
C
8.6
D
10.1
9) Solve using distributive property 2(x + 8)
A
10x
B
2x + 16
C
2x + 8x
D
2x + 10
10) Combine like terms 24x - 5 + 3y - 5x
A
32x - 3y
B
19x - 5 + 3y
C
29x - 5 + 3y
D
17xy
*select an answer for all questions
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