8th Grade Algebra Unit Revision
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Last updated 6:08 AM on 7/21/24
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19 Terms
1
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Which of these are like terms in the following expression:3x + 7 - 9x + 24y + 2x2
3x, -9x
2
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Simplify by combining like terms:5a + 2b - 3a + 4
2a + 2b + 4
3
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X+X+X+X+X
5x
4
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a + a + a + a
4a
5
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2r + 2 + 5r - 2 + r
8r
6
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y + x + y + y + x
2x + 3y
7
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6x + 1 + 7x
13x + 1
8
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2(4 + 9w)
8+18w
9
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7(y+9)
7y+63
10
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2(4X-7)
8x - 14
11
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Simplify the expression: 2x + 1 + 7x
9x + 1
12
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What does 3^2 mean?
3 x 3
13
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Simplify by combining like terms:5a + 2b - 3a + 4
2a + 2b + 4
14
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-4x - 10x
-14x
15
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5x + 3y + 5 + 4x + 3y + y + 8
9x + 7y + 13
16
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Identify Like Terms4r+2-6+2r
4r, 2r
17
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True or False: u3and u2 are like terms
False
18
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Which one is the variable?3w + 2w - (-7w)
w
19
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What is the coefficient in the following expression?5x - 95
5
Note 
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