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Key Concepts Quiz 3.5
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3.5 Collect Like Terms
Identifying Like Terms (16.0K)

1
Which of these terms is like the term 2x3y4?
A)2x4y3
B)3x4y3
C)3y4x3
D)2x4y4
2
Which of these is like the term 5a2?
A)2a
B)2a2
C)5a
D)5a3
3
Simplify: 5r + 3r.
A)8r
B)2r
C)8r2
D)15r2
4
Simplify: 7u2 – 4u.
A)3u
B)3u2
C)3u3
D)7u2 – 4u
5
The length and width of a plasma television screen are in the ratio 16:9. A simplified expression for the perimeter of the screen is
A)50x
B)25x
C)32x + 9x
D)16x + 9x
6
Determine the polynomial represented by the algebra tiles. Then, simplify.
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A)x – 1
B)5x – 1
C)5x + 1
D)x + 1





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